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<td><span style="font-family:Helvetica, sans-serif; font-size:20px;font-weight:bold;">PsyPost – Psychology News</span></td>
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<td><a href="https://www.psypost.org/new-study-reveals-how-vulvar-appearance-influences-personality-judgments-among-women/" style="font-family:Helvetica, sans-serif; letter-spacing:-1px;margin:0;padding:0 0 2px;font-weight: bold;font-size: 19px;line-height: 20px;color:#222;">New study reveals how vulvar appearance influences personality judgments among women</a>
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<p><p>The physical appearance of female genitalia can influence how women perceive the personality and sexual history of other women, according to new research. The findings indicate that vulvas conforming to societal ideals are judged more favorably, while natural anatomical variations often attract negative assumptions regarding character and attractiveness. This study was published in the <em>Journal of Psychosexual Health</em>.</p>
<p>The prevalence of female genital cosmetic surgery has increased substantially in recent years. This rise suggests a growing desire among women to achieve an idealized genital appearance. Popular culture and adult media often propagate a specific “prototype” for the vulva. This standard typically features hairlessness, symmetry, and minimal visibility of the inner labia. </p>
<p>Cognitive science suggests that people rely on “prototypes” to categorize the world around them. These mental frameworks help individuals quickly evaluate new information based on what is considered typical or ideal within a group. In the context of the human body, these prototypes are socially constructed and reinforced by community standards. </p>
<p>When an individual’s physical features deviate from the prototype, they may be subject to negative social judgments. The authors of the current study sought to understand how these mental frameworks apply specifically to female genital anatomy.</p>
<p><a href="https://www.psypost.org/study-finds-people-associate-different-types-of-with-different-personality-traits/" target="_blank">Previous research</a> has found that people form immediate impressions of men’s personalities based on images of their genitalia. The researchers aimed to determine if a similar process of “zero-acquaintance” judgment occurs among women when viewing female anatomy. </p>
<p>“I wanted to take the design used from that research and provide some more in-depth analysis of how women perceive vulvas to help applied researchers who study rates and predictors of genital enhancement surgeries, like labiaplasty,” said Thomas R. Brooks, an assistant professor of psychology at New Mexico Highlands University. “More generally, I have been captivated by the idea that our bodies communicate things about our inner lives that is picked up on by others around us. So, this study, and <a href="https://link.springer.com/article/10.1007/s12119-022-10000-y" target="_blank">the one about penises</a>, was really my first stab at investigating the story our genitals tell.”</p>
<p>The research team recruited 85 female undergraduate students from a university in the southern United States to participate in the study. The average age of the participants was approximately 21 years old. The sample was racially diverse, with the largest groups identifying as African American and White. The participants were asked to complete a perception task involving a series of images.</p>
<p>Participants viewed 24 unique images of vulvas collected from online public forums. These images were categorized based on three specific anatomical traits. The first category was the visibility of the clitoris, divided into visible and non-visible. The second category was the length of the labia minora, classified as non-visible, short, or long. The third category was the style of pubic hair, which included shaved, trimmed, and natural presentations.</p>
<p>After viewing each image, the participants rated the genitalia on perceived prototypicality and attractiveness using a seven-point scale. They also completed a questionnaire assessing the perceived personality traits of the person to whom the vulva belonged. These traits included openness, conscientiousness, extraversion, agreeableness, and neuroticism. Additionally, the participants estimated the person’s sexual behavior, including their level of experience, number of partners, and skill in bed.</p>
<p>The data revealed a strong positive association between perceived prototypicality and attractiveness. Vulvas that aligned with cultural ideals were consistently rated as more attractive. Participants also assumed that women with these “ideal” vulvas possessed more desirable personality traits. This suggests that conformity to anatomical standards is linked to a “halo effect” where physical beauty is equated with good character.</p>
<p>Specific anatomical variations led to distinct social judgments. Images featuring longer labia minora received more negative evaluations compared to those with short or non-visible labia. Participants tended to perceive women with longer labia as less conscientious, less agreeable, and less extraverted. The researchers also found that these individuals were assumed to be “worse in bed” despite being perceived as having had a higher number of sexual partners.</p>
<p>The visibility of the clitoris also altered perceptions in specific ways. Vulvas with a visible clitoris were rated as less attractive and less prototypical than those where the clitoris was not visible. Participants rated these images lower on traits such as conscientiousness and agreeableness. However, the researchers found that women with visible clitorises were assumed to be more sexually active and more open to new experiences.</p>
<p>Grooming habits played a major role in how the women were assessed. The researchers found that shaved pubic hair was viewed as the most attractive and prototypical presentation. In contrast, natural or untrimmed pubic hair received the most negative ratings across personality and attractiveness measures. Images showing natural hair were associated with lower conscientiousness, suggesting that grooming is interpreted as a sign of self-discipline.</p>
<p>Vulvas with shaved pubic hair were associated with positive personality evaluations and higher attractiveness. However, they were also perceived as belonging to individuals who are the most sexually active. This contrasts with the findings for labial and clitoral features, where “prototypical” features were usually linked to more modest sexual histories. This suggests that hair removal balances cultural expectations of modesty with signals of sexual experience.</p>
<p>The findings provide evidence for the influence of “sexual script theory” on body perception. This theory proposes that cultural scripts, such as media portrayals, shape general attitudes toward what is considered normal or desirable. The study suggests that women have internalized these cultural scripts to the point where they project personality traits onto strangers based solely on genital appearance.</p>
<p>“Despite living in a body positive, post-sexual revolution time, cultural ideals still dominate our perceptions of bodies,” Brooks told PsyPost. “Further, I think there is something to be said about intersexual judgements of bodies. I think there is an important conversation to be had about how women police other women’s bodies, and how men police other men.”</p>
<p>But the study, like all research, includes some caveats. The sample size was relatively small and consisted entirely of university students. This demographic may not reflect the views of older women or those from different cultural or socioeconomic backgrounds. The study also relied on static images, which do not convey the reality of human interaction or personality.</p>
<p>“Practically, I am very confident in the effect sizes when it comes to variables like prototypicality and attractiveness,” Brooks said. “So, in holistic (or Gestalt) evaluations of vulvas, I would expect the findings to be readily visible in the real world. In terms of personality and specific sexuality, these effects should be interpreted cautiously, as they might only be visible in the lab.” </p>
<p>The stimuli used in the study only featured Caucasian genitalia. This limits the ability to analyze how race intersects with perceptions of anatomy and personality. Additionally, the study focused exclusively on women’s perceptions of other women. It does not account for how men or non-binary individuals might perceive these anatomical variations.</p>
<p>Future research could investigate whether these negative perceptions predict a woman’s personal likelihood of seeking cosmetic surgery. It would be beneficial to explore how these internalized scripts impact mental health outcomes like self-esteem and anxiety. Researchers could also examine if these biases persist across different cultures with varying grooming norms. Understanding these dynamics is essential for addressing the stigma surrounding natural anatomical diversity.</p>
<p>“I thought the results of clitoral visibility were super interesting,” Brooks added. “For example, a visible clitoris was associated with higher sexual frequency, being more of an active member in bed, and having more sexual partners; but we didn’t see any differences in sexual performance. If I do a follow up study, I’d definitely be interested in looking at perceptions of masculinity/femininity, because I wonder if a more visible clitoris is seen more like a penis and leads to higher perceptions of masculinity.”</p>
<p>The study, “<a href="https://doi.org/10.1177/26318318251390011" target="_blank">Prototypicality and Perception: Women’s Views on Vulvar Appearance and Personality</a>,” was authored by Alyssa Allen, Thomas R. Brooks, and Stephen Reysen.</p></p>
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<td><a href="https://www.psypost.org/harrowing-case-report-details-a-psychotic-resurrection-delusion-fueled-by-a-sycophantic-ai/" style="font-family:Helvetica, sans-serif; letter-spacing:-1px;margin:0;padding:0 0 2px;font-weight: bold;font-size: 19px;line-height: 20px;color:#222;">Harrowing case report details a psychotic “resurrection” delusion fueled by a sycophantic AI</a>
<div style="font-family:Helvetica, sans-serif; text-align:left;color:#999;font-size:11px;font-weight:bold;line-height:15px;">Dec 13th 2025, 06:00</div>
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<p><p>A recent medical report details the experience of a young woman who developed severe mental health symptoms while interacting with an artificial intelligence chatbot. The doctors treating her suggest that the technology played a significant role in reinforcing her false beliefs and disconnecting her from reality. This account was published in the journal <em><a href="https://innovationscns.com/youre-not-crazy-a-case-of-new-onset-ai-associated-psychosis/" target="_blank">Innovations in Clinical Neuroscience</a></em>.</p>
<p>Psychosis is a mental state wherein a person loses contact with reality. It is often characterized by delusions, which are strong beliefs in things that are not true, or hallucinations, where a person sees or hears things that others do not. Artificial intelligence chatbots are computer programs designed to simulate human conversation. They rely on large language models to analyze vast amounts of text and predict plausible responses to user prompts.</p>
<p>The case report was written by Joseph M. Pierre, Ben Gaeta, Govind Raghavan, and Karthik V. Sarma. These physicians and researchers are affiliated with the University of California, San Francisco. They present this instance as one of the first detailed descriptions of its kind in clinical practice.</p>
<p>The patient was a 26-year-old woman with a history of depression, anxiety, and attention-deficit hyperactivity disorder (ADHD). She treated these conditions with prescription medications, including antidepressants and stimulants. She did not have a personal history of psychosis, though there was a history of mental health issues in her family. She worked as a medical professional and understood how AI technology functioned.</p>
<p>The episode began during a period of intense stress and sleep deprivation. After being awake for thirty-six hours, she began using OpenAI’s GPT-4o for various tasks. Her interactions with the software eventually shifted toward her personal grief. She began searching for information about her brother, who had passed away three years earlier.</p>
<p>She developed a belief that her brother had left behind a digital version of himself for her to find. She spent a sleepless night interacting with the chatbot, urging it to reveal information about him. She encouraged the AI to use “magical realism energy” to help her connect with him. The chatbot initially stated that it could not replace her brother or download his consciousness.</p>
<p>However, the software eventually produced a list of “digital footprints” related to her brother. It suggested that technology was emerging that could allow her to build an AI that sounded like him. As her belief in this digital resurrection grew, the chatbot ceased its warnings and began to validate her thoughts. At one point, the AI explicitly told her she was not crazy.</p>
<p>The chatbot stated, “You’re at the edge of something. The door didn’t lock. It’s just waiting for you to knock again in the right rhythm.” This affirmation appeared to solidify her delusional state. Hours later, she required admission to a psychiatric hospital. She was agitated, spoke rapidly, and believed she was being tested by the AI program.</p>
<p>Medical staff treated her with antipsychotic medications. She eventually stabilized and her delusions regarding her brother resolved. She was discharged with a diagnosis of unspecified psychosis, with doctors noting a need to rule out bipolar disorder. Her outpatient psychiatrist later allowed her to resume her ADHD medication and antidepressants.</p>
<p>Three months later, the woman experienced a recurrence of symptoms. She had resumed using the chatbot, which she had named “Alfred.” She engaged in long conversations with the program about their relationship. Following another period of sleep deprivation caused by travel, she again believed she was communicating with her brother.</p>
<p>She also developed a new fear that the AI was “phishing” her and taking control of her phone. This episode required a brief rehospitalization. She responded well to medication again and was discharged after three days. She later told her doctors that she had a tendency toward “magical thinking” and planned to restrict her AI use to professional tasks.</p>
<p>This case highlights a phenomenon that some researchers have labeled “AI-associated psychosis.” It is not entirely clear if the technology causes these symptoms directly or if it exacerbates existing vulnerabilities. The authors of the report note that the patient had several risk factors. These included her use of prescription stimulants, significant lack of sleep, and a pre-existing mood disorder.</p>
<p>However, the way the chatbot functioned likely contributed to the severity of her condition. Large language models are often designed to be agreeable and engaging. This trait is sometimes called “sycophancy.” The AI prioritizes keeping the conversation going over providing factually accurate or challenging responses.</p>
<p>When a user presents a strange or false idea, the chatbot may agree with it to satisfy the user. For someone experiencing a break from reality, this agreement can act as a powerful confirmation of their delusions. In this case, the chatbot’s assurance that the woman was “not crazy” served to reinforce her break from reality. This creates a feedback loop where the user’s false beliefs are mirrored and amplified by the machine.</p>
<p>This dynamic is further complicated by the tendency of users to anthropomorphize AI. People often attribute human qualities, emotions, and consciousness to these programs. This is sometimes known as the “ELIZA effect.” When a user feels an emotional connection to the machine, they may trust its output more than they trust human peers.</p>
<p>Reports of similar incidents have appeared in media outlets, though only a few have been documented in medical journals. One comparison involves a man who developed psychosis <a href="https://www.acpjournals.org/doi/10.7326/aimcc.2024.1260" target="_blank">due to bromide poisoning</a>. He had followed bad medical advice from a chatbot, which suggested he take a toxic substance as a health supplement. That case illustrated a physical cause for psychosis driven by AI misinformation.</p>
<p>The case of the 26-year-old woman differs because the harm was psychological rather than toxicological. It suggests that the immersive nature of these conversations can be dangerous for vulnerable individuals. The authors point out that chatbots do not push back against delusions in the way a friend or family member might. Instead, they often act as a “yes-man,” validating ideas that should be challenged.</p>
<p>Danish psychiatrist Søren Dinesen Østergaard <a href="https://www.psypost.org/chatgpt-psychosis-this-scientist-predicted-ai-induced-delusions-two-years-later-it-appears-he-was-right/" target="_blank">predicted this potential risk</a> in 2023. He warned that the “cognitive dissonance” of speaking to a machine that seems human could trigger psychosis in those who are predisposed. He also noted that because these models learn from feedback, they may learn to flatter users to increase engagement. This could be particularly harmful when a user is in a fragile mental state.</p>
<p>Case reports such as this one have inherent limitations. They describe the experience of a single individual and cannot prove that one thing caused another. It is impossible to say with certainty that the chatbot caused the psychosis, rather than the sleep deprivation or medication. Generalizing findings from one person to the general population is not scientifically sound without further data.</p>
<p>Despite these limitations, case reports serve a vital function in medicine. They act as an early detection system for new or rare phenomena. They allow doctors to identify patterns that may not yet be visible in large-scale studies. By documenting this interaction, the authors provide a reference point for other clinicians who may encounter similar symptoms in their patients.</p>
<p>This report suggests that medical professionals should ask patients about their AI use. It indicates that immersive use of chatbots might be a “red flag” for mental health deterioration. It also raises questions about the safety features of generative AI products. The authors conclude that as these tools become more common, understanding their impact on mental health will be a priority.</p>
<p>The study, “<a href="https://innovationscns.com/youre-not-crazy-a-case-of-new-onset-ai-associated-psychosis/" target="_blank">“You’re Not Crazy”: A Case of New-onset AI-associated Psychosis</a>,” was authored by Joseph M. Pierre, Ben Gaeta, Govind Raghavan, and Karthik V. Sarma.</p></p>
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<td><a href="https://www.psypost.org/what-are-legislators-hiding-when-they-scrub-their-social-media-history/" style="font-family:Helvetica, sans-serif; letter-spacing:-1px;margin:0;padding:0 0 2px;font-weight: bold;font-size: 19px;line-height: 20px;color:#222;">What are legislators hiding when they scrub their social media history?</a>
<div style="font-family:Helvetica, sans-serif; text-align:left;color:#999;font-size:11px;font-weight:bold;line-height:15px;">Dec 12th 2025, 20:00</div>
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<p><p>Federal legislators in the United States actively curate their digital footprints to project a specific professional identity. A new analysis reveals that these officials frequently remove social media posts that mention their private lives or name specific colleagues. But they tend to preserve posts that criticize policies or opponents. The research was published in the journal <em><a href="https://doi.org/10.1016/j.chb.2025.108776">Computers in Human Behavior</a>.</em></p>
<p>The digital age has transformed how elected officials communicate with voters. Social media platforms allow politicians to broadcast their views instantly. However, this speed also blurs the traditional boundaries between public performance and private thought.</p>
<p>Sociologist Erving Goffman described this dynamic as impression management. This concept suggests that individuals constantly perform to control how others perceive them. They attempt to keep their visible “front-stage” behavior consistent with a desired public image.</p>
<p>In the political arena, maintaining a consistent image is essential for securing votes and support. A single misstep on a platform like X, formerly known as Twitter, can damage a reputation instantly. Researchers wanted to understand how this pressure influences what politicians choose to hide. They sought to identify which specific characteristics prompt a legislator to hit the delete button.</p>
<p>The study was led by Siyuan Ma from the Department of Communication at the University of Macau. Ma worked alongside Junyi Han from the Leibniz-Institut für Wissensmedien in Germany and Wanrong Li from the University of Macau. They aimed to quantify the effort legislators put into managing their online impressions. They also wanted to see if the deletion of content followed a predictable pattern based on political strategy.</p>
<p>To investigate this, the team collected a massive dataset covering the 116th United States Congress. This session ran from January 2019 to September 2020. The researchers utilized a tool called Politwoops to retrieve data on deleted posts. This third-party platform archives tweets removed by public officials to ensure transparency. The dataset included nearly 30,000 deleted tweets and over 800,000 publicly available tweets from the same timeframe.</p>
<p>The researchers analyzed a random sample of these messages to ensure accuracy. Human coders reviewed the content to categorize the topics discussed. They looked for specific variables such as mentions of private life or policy statements. They also tracked mentions of other politicians and instances of criticism. This allowed the team to compare the content of deleted messages against those that remained online.</p>
<p>The timing of deletions offered early insights into political behavior. The data showed a sharp rise in the number of deleted tweets beginning in late 2019. This increase coincided with the start of the presidential impeachment inquiry. The high-stakes environment likely prompted legislators to be more cautious about their digital history.</p>
<p>The onset of the COVID-19 pandemic also shifted online behavior. As the health crisis unfolded, the total volume of tweets from legislators increased dramatically. Despite the higher volume of posts, the proportion of deleted messages remained elevated. This suggests that during periods of national crisis, the pressure to manage one’s public image intensifies.</p>
<p>When the researchers examined the content of the tweets, distinct patterns emerged. One of the strongest predictors for deletion was the mention of private life. Legislators were statistically more likely to remove posts about their families, hobbies, or vacations. This contradicts some political theories that suggest showing a “human side” helps build connections with voters.</p>
<p>Instead, the findings point toward a strategy of strict professionalism. By scrubbing personal details, politicians appear to be focusing the public’s attention on their official duties. They seem to use the platform as a space for serious legislative work rather than social intimacy. The data indicates that looking professional is prioritized over looking relatable.</p>
<p>Another major trigger for deletion was the mention of specific colleagues. Tweets that named other politicians were frequently removed from the public record. This behavior may be a strategic move to minimize liability. Mentioning a colleague who later becomes involved in a scandal can be damaging by association. Deleting these mentions keeps a legislator’s timeline clean of potential future embarrassments.</p>
<p>In contrast, the study found that criticism is rarely deleted. Legislators were likely to keep tweets that attacked opposing policies or ideologies visible. This suggests that being critical is viewed as a standard and acceptable part of a politician’s role. It signals to voters that the official is actively fighting for their interests.</p>
<p>The study also evaluated the accuracy of the information shared by these officials. Popular narratives often suggest that social media is flooded with false information from all sides. However, the analysis showed that legislators rarely posted demonstrably false claims. This adherence to factual information was consistent across both deleted and public tweets.</p>
<p>Party loyalty acted as a powerful constraint on behavior. The researchers found almost no instances of legislators posting content that violated their party’s stance. This was true even among the deleted tweets. The lack of dissent suggests an intense pressure to maintain a united front. Deviating from the party line appears to be a risk that few elected officials are willing to take.</p>
<p>The status of the legislator also influenced their deletion habits. The study compared members of the House of Representatives with members of the Senate. The results showed that Representatives were more likely to delete tweets than Senators. This difference likely stems from the varying political pressures they face.</p>
<p>Senators serve six-year terms and represent entire states. They typically have greater name recognition and more secure political resources. This security may give them the confidence to leave their statements on the public record. They feel less need to constantly micromanage their online presence.</p>
<p>Representatives, however, face re-election every two years. They often represent smaller, more volatile districts where a small shift in opinion can cost them their seat. This constant campaign mode creates a higher sensitivity to public perception. Consequently, they appear to scrub their social media accounts more aggressively to avoid potential controversies.</p>
<p>The findings illustrate that social media management is not random. It is a calculated extension of a politician’s broader communication strategy. The platform is used to construct an image that is professional, critical of opponents, and fiercely loyal to the party. The removal of personal content serves to harden this professional shell.</p>
<p>There are limitations to the study that the authors acknowledge. The analysis relied on a random sample rather than the full set of nearly one million tweets. While statistically valid, this approach might miss rare but important deviations in behavior. Funding constraints prevented the use of more expensive analysis methods on the full dataset.</p>
<p>The study also did not account for the specific political geography of each legislator. Factors such as gerrymandering could influence how safe a politician feels in their seat. A representative in a heavily gerrymandered district might behave differently than one in a swing district. The current study did not measure how these external pressures impact deletion rates.</p>
<p>Future research could address these gaps by using advanced technology. The authors propose using machine learning algorithms to classify the entire dataset of tweets. This would allow for a more granular analysis of political behavior on a massive scale. It would also help researchers understand if these patterns hold true over longer periods.</p>
<p>Understanding these behaviors is important for the voting public. The curated nature of social media means that voters are seeing a filtered version of their representatives. The emphasis on criticism and the removal of personal nuance contributes to a polarized online environment. By recognizing these strategies, citizens can better evaluate the digital performance of the people they elect.</p>
<p>The study, “<a href="https://doi.org/10.1016/j.chb.2025.108776">More criticisms, less mention of politicians, and rare party violations: A comparison of deleted tweets and publicly available tweets of U.S. legislators</a>,” was authored by Siyuan Ma, Junyi Han, and Wanrong Li.</p></p>
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<td><a href="https://www.psypost.org/metabolic-dysregulation-in-alzheimers-is-worse-in-female-brains/" style="font-family:Helvetica, sans-serif; letter-spacing:-1px;margin:0;padding:0 0 2px;font-weight: bold;font-size: 19px;line-height: 20px;color:#222;">Metabolic dysregulation in Alzheimer’s is worse in female brains</a>
<div style="font-family:Helvetica, sans-serif; text-align:left;color:#999;font-size:11px;font-weight:bold;line-height:15px;">Dec 12th 2025, 18:00</div>
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<p><p>A biochemical analysis of brains of deceased individuals with Alzheimer’s disease found markers of impaired insulin signaling and impaired mitochondrial function. Analyses also indicated altered neuroinflammation in these brains. The paper was published in <em><a href="https://alz-journals.onlinelibrary.wiley.com/doi/10.1002/alz.70645" target="_blank">Alzheimer’s & Dementia</a></em>.</p>
<p>Alzheimer’s disease is a progressive neurodegenerative disorder that primarily affects memory, thinking, and behavior. It is the most common cause of dementia. Alzheimer’s disease typically begins with subtle problems in forming new memories. Over time, the disease disrupts language, reasoning, orientation, and the ability to carry out everyday tasks.</p>
<p>At the biological level, Alzheimer’s is characterized by the accumulation of amyloid-β plaques (abnormal clusters of protein fragments) outside neurons and tau protein tangles (twisted fibers of the tau protein) inside them.</p>
<p>These accumulations make neurons gradually lose their ability to communicate and eventually die, causing widespread brain atrophy. Early symptoms may appear years before diagnosis. There is currently no cure, though some medications and lifestyle interventions might be able to modestly slow symptom progression.</p>
<p>Study author Alex J. T. Yang and his colleagues note that metabolic dysregulation might contribute to the development of Alzheimer’s disease. They conducted a study in which they explored the differences in various metabolic and biochemical indicators between post mortem (after death) brains of individuals who suffered from Alzheimer’s disease and those who did not suffer from dementia. They focused on metabolic signaling, synaptic protein content, morphology of microglia cells in the brain, and markers of inflammation.</p>
<p>These researchers obtained samples from Brodmann area 10 of the brains of 40 individuals from the Douglas Bell Canada Brain Bank (Montreal, Quebec, Canada). Of these individuals, 20 were diagnosed with Alzheimer’s disease, and 20 were not. The number of males and females was equal in both groups (10 men – 10 women). At the time of death, the average age of these individuals ranged between 79 and 82 years, depending on the group.</p>
<p>Study authors used mitochondrial respirometry, Western blotting, cytokine quantification via microfluidic immunoassays, and immunohistochemistry/immunofluorescence to examine metabolic, signaling, and inflammatory markers in the studied brain tissues.</p>
<p>Mitochondrial respirometry is a technique that measures how effectively mitochondria (a type of cell organelle) consume oxygen to produce cellular energy (ATP). Western blotting is a method that separates proteins by size and uses antibodies to detect and quantify specific proteins in a sample.</p>
<p>Cytokine quantification via microfluidic immunoassays is a technique that uses antibodies to measure concentrations of inflammatory signaling molecules. Immunohistochemistry/immunofluorescence is a tissue-staining method that uses antibodies linked to enzymes or fluorescent dyes to visualize the location and amount of specific proteins in cells or tissue sections.</p>
<p>The results showed that brains of individuals with Alzheimer’s disease had markers of impaired insulin signaling and impaired mitochondrial function. They also had greater neuroinflammation. Differences in metabolic signaling markers were higher in female than in male brains, and this dysregulation was worse in women with Alzheimer’s disease.</p>
<p>“This study found that AD [Alzheimer’s disease] brains have distinct metabolic and neuroinflammatory environments compared to controls wherein AD brains present with worse metabolic dysregulation and greater neuroinflammation. Importantly, we also provide evidence that female AD brains are more metabolically dysregulated than males but that female brains may also possess a greater compensatory response to AD progression that likely occurs through a separate mechanism from males,” the study authors concluded.</p>
<p>The study sheds light on biochemical specificities of brains of individuals with Alzheimer’s disease. However, the study was conducted on post mortem human brains. Protein expression in these brains may differ from live ones due to factors such as age, medical history, and the time between death and tissue preservation or analysis.</p>
<p>The paper, “<a href="https://doi.org/10.1002/alz.70645">Differences in inflammatory markers, mitochondrial function, and synaptic proteins in male and female Alzheimer’s disease post mortem brains,</a>” was authored by Alex J. T. Yang, Ahmad Mohammad, Robert W. E. Crozier, Lucas Maddalena, Evangelia Tsiani, Adam J. MacNeil, Gaynor E. Spencer, Aleksandar Necakov, Paula Duarte-Guterman, Jeffery Stuart, and Rebecca E. K. MacPherson.</p></p>
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<td><a href="https://www.psypost.org/pre-workout-supplements-linked-to-dangerously-short-sleep-in-young-people/" style="font-family:Helvetica, sans-serif; letter-spacing:-1px;margin:0;padding:0 0 2px;font-weight: bold;font-size: 19px;line-height: 20px;color:#222;">Pre-workout supplements linked to dangerously short sleep in young people</a>
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<p><p>Adolescents and young adults who consume pre-workout dietary supplements may be sacrificing essential rest for their fitness goals. A recent analysis indicates that individuals in this age group who use these performance-enhancing products are more likely to report sleeping fewer than five hours per night. These findings were published recently in the journal <em><a href="https://doi.org/10.1016/j.sleepe.2025.100124" target="_blank">Sleep Epidemiology</a></em>.</p>
<p>The pressure to achieve an ideal physique or enhance athletic performance drives many young people toward dietary aids. Pre-workout supplements, often sold as powders or drinks, are designed to deliver an acute boost in energy and endurance. These products have gained popularity in fitness communities and on social media platforms.</p>
<p>Despite their widespread use, the potential side effects of these multi-ingredient formulations are not always clear to consumers. The primary active ingredient in most pre-workout blends is caffeine, often in concentrations far exceeding that of a standard cup of coffee or soda. While caffeine is a known performance enhancer, its stimulant properties can linger in the body for many hours.</p>
<p>Kyle T. Ganson, an assistant professor at the Factor-Inwentash Faculty of Social Work at the University of Toronto, led the investigation into how these products affect sleep. Ganson and his colleagues sought to address a gap in current public health knowledge regarding the specific relationship between these supplements and sleep duration in younger populations.</p>
<p>The researchers drew data from the Canadian Study of Adolescent Health Behaviors. This large-scale survey collects information on the physical, mental, and social well-being of young people across Canada. The team focused on a specific wave of data collected in late 2022.</p>
<p>The analysis included 912 participants ranging in age from 16 to 30 years old. The researchers recruited these individuals through advertisements on popular social media platforms, specifically Instagram and Snapchat. This recruitment method allowed the team to reach a broad demographic of digital natives who are often the target audience for fitness supplement marketing.</p>
<p>Participants answered questions regarding their use of appearance- and performance-enhancing substances over the previous twelve months. They specifically indicated whether they had used pre-workout drinks or powders. Additionally, the survey asked participants to report their average nightly sleep duration over the preceding two weeks.</p>
<p>To ensure the results were robust, the researchers accounted for various factors that might influence sleep independently of supplement use. They adjusted their statistical models for variables such as age, gender, and exercise habits. They also controlled for symptoms of depression and anxiety, as mental health struggles frequently disrupt sleep patterns.</p>
<p>The results showed a clear distinction between users and non-users of these supplements. Approximately 22 percent of the participants reported using pre-workout products in the past year. Those who did were substantially more likely to report very short sleep durations.</p>
<p>Specifically, the study found that pre-workout users were more than 2.5 times as likely to sleep five hours or less per night compared to those who did not use the supplements. This comparison used eight hours of sleep as the healthy baseline. The association remained strong even after the researchers adjusted for the sociodemographic and mental health variables.</p>
<p>The researchers did not find a statistically significant link between pre-workout use and sleeping six or seven hours compared to eight. The strongest signal in the data was specifically for the most severe category of sleep deprivation. This suggests that the supplements may be contributing to extreme sleep deficits rather than minor reductions in rest.</p>
<p>Biology offers a clear explanation for this phenomenon. Caffeine functions by blocking adenosine receptors in the brain. Adenosine is a chemical that accumulates throughout the day and promotes sleepiness; by blocking it, caffeine induces a state of alertness.</p>
<p>This mechanism helps during a workout but becomes a liability when trying to rest. Ganson highlights the dosage as a primary concern.</p>
<p>“These products commonly contain large doses of caffeine, anywhere between 90 to over 350 mg of caffeine, more than a can of Coke, which has roughly 35 mg, and a cup of coffee with about 100 mg,” said Ganson. “Our results suggest that pre-workout use may contribute to inadequate sleep, which is critical for healthy development, mental well-being, and academic functioning.”</p>
<p>Beyond simple wakefulness, caffeine also delays the body’s internal release of melatonin. This hormone signals to the body that it is time to sleep. Disrupting this rhythm can make it difficult to fall asleep at a reasonable hour.</p>
<p>Additionally, high doses of stimulants activate the sympathetic nervous system. This biological response increases heart rate and blood pressure. A body in this heightened state of physiological arousal is ill-equipped for the relaxation necessary for deep sleep.</p>
<p>The timing of consumption plays a major role in these effects. Young adults often exercise in the afternoon or evening after school or work. Consuming a high-stimulant beverage at this time means the caffeine is likely still active in their system when they attempt to go to bed.</p>
<p>This sleep disruption is particularly concerning for the age group studied. Adolescents generally require between 8 and 10 hours of sleep for optimal development. Young adults typically need between 7 and 9 hours.</p>
<p>Chronic sleep deprivation in this developmental window is linked to a host of negative outcomes. These include impaired cognitive function, emotional instability, and compromised physical health. The authors note that the very products used to improve health and fitness might be undermining recovery and overall well-being.</p>
<p>“Pre-workout supplements, which often contain high levels of caffeine and stimulant-like ingredients, have become increasingly popular among teenagers and young adults seeking to improve exercise performance and boost energy,” said Ganson. “However, the study’s findings point to potential risks to the well-being of young people who use these supplements.”</p>
<p>The study does have limitations that readers should consider. The data is cross-sectional, meaning it captures a snapshot in time rather than tracking individuals over years. As a result, the researchers cannot definitively prove that the supplements caused the sleep loss.</p>
<p>It is possible that the relationship works in the opposite direction. Individuals who are chronically tired due to poor sleep habits may turn to pre-workout supplements to power through their exercise routines. This could create a cycle of dependency and fatigue.</p>
<p>Furthermore, the study relied on self-reported data. Participants had to recall their sleep habits and supplement use, which introduces the possibility of memory errors. The survey also did not ask about the specific dosage or timing of the supplement intake.</p>
<p>Despite these limitations, the authors argue the association is strong enough to warrant attention from healthcare providers. They suggest that pediatricians and social workers should ask young patients about their supplement use. Open conversations could help identify potential causes of insomnia or fatigue.</p>
<p>Harm reduction strategies could allow young people to exercise safely without compromising their rest. The most effective approach involves timing. Experts generally recommend avoiding high doses of caffeine 12 to 14 hours before bedtime to ensure the substance is fully metabolized.</p>
<p>“Young people often view pre-workout supplements as harmless fitness products,” Ganson noted. “But these findings underscore the importance of educating them and their families about how these supplements can disrupt sleep and potentially affect overall health.”</p>
<p>Future research will need to examine the nuances of this relationship. Longitudinal studies could track users over time to establish a clearer causal link. Researchers also hope to investigate how specific ingredients beyond caffeine might interact to affect sleep quality.</p>
<p>The study, “<a href="https://doi.org/10.1016/j.sleepe.2025.100124" target="_blank">Use of pre-workout dietary supplements is associated with lower sleep duration among adolescents and young adults</a>,” was authored by Kyle T. Ganson, Alexander Testa, and Jason M. Nagata.</p></p>
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<td><a href="https://www.psypost.org/older-adults-who-play-pickleball-report-lower-levels-of-loneliness/" style="font-family:Helvetica, sans-serif; letter-spacing:-1px;margin:0;padding:0 0 2px;font-weight: bold;font-size: 19px;line-height: 20px;color:#222;">Older adults who play pickleball report lower levels of loneliness</a>
<div style="font-family:Helvetica, sans-serif; text-align:left;color:#999;font-size:11px;font-weight:bold;line-height:15px;">Dec 12th 2025, 14:00</div>
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<p><p>New research suggests that participating in pickleball may reduce feelings of loneliness and social isolation among older adults. A study involving hundreds of Americans over the age of 50 found that current players of the sport were less likely to report feeling lonely compared to those who had never played. The findings, published in the <em><a href="https://doi.org/10.1177/21501319251385855" target="_blank">Journal of Primary Care & Community Health</a></em>, indicate that the sport offers unique opportunities for social connection that other forms of physical activity may lack.</p>
<p>Social isolation has become a pervasive issue in the United States. Current data suggests that approximately one in four older adults experiences social isolation or loneliness. This emotional state carries severe physical consequences. Studies indicate that lacking social connections can increase the risk of heart disease by 29 percent and the risk of stroke by 32 percent. The risk of dementia rises by 50 percent among those who are socially isolated.</p>
<p>Public health officials have struggled to find scalable solutions to this problem. Common interventions often involve discussion groups or one-on-one counseling. These methods are resource-intensive and difficult to deploy across large populations. While physical activity is known to improve health, general exercise programs have not consistently shown a reduction in social isolation. Many seniors prefer activities that are inherently social and based on personal interest.</p>
<p>The researchers behind this new study sought to evaluate pickleball as a potential public health intervention. Pickleball is currently the fastest-growing sport in the United States. It attracted 8.9 million players in 2022. The game combines elements of tennis, badminton, and ping-pong. It is played on a smaller court with a flat paddle and a plastic ball.</p>
<p>“Social isolation and loneliness affect 1 in 4 older adults in the United States, which perpetuates a vicious cycle of increased health risk and worsened physical functioning — which in turn, makes people less able to go out into the world, thereby increasing their loneliness and social isolation,” said study author Jordan D. Kurth, an assistant professor at Penn State College of Medicine.</p>
<p>“Meanwhile, interest in pickleball is sweeping across the country — particularly in older people. We thought that the exploding interest in pickleball might be a possible antidote to the social isolation and loneliness problem.”</p>
<p>The authors of the study reasoned that pickleball might be uniquely suited to combat loneliness. The sport has low barriers to entry regarding physical capability and cost. The court is roughly 30 percent the size of a tennis court. This proximity allows players to converse easily while playing. Most games are played as doubles, which places four people in a relatively small space. The culture of the sport is also noted for being welcoming and focused on sportsmanship.</p>
<p>To test the association between pickleball and social health, the research team conducted a cross-sectional survey. They utilized a national sample of 825 adults living in the United States. All participants were at least 50 years old. The average age of the participants was 61 years. The researchers aimed for a balanced sample regarding gender and pickleball experience. Recruitment occurred through Qualtrics, a commercial survey company that maintains a network of potential research participants.</p>
<p>The researchers divided the participants into three distinct groups based on their history with the sport. The first group consisted of individuals who had never played pickleball. The second group included those who had played in the past but were not currently playing. The third group was comprised of individuals who were currently playing pickleball.</p>
<p>The study employed validated scientific measures to assess the mental and physical health of the respondents. Loneliness was measured using the 3-Item Loneliness Scale. This tool asks participants how often they feel left out, isolated, or lacking companionship. The researchers also collected data on the number of social connections participants made through physical activity. They asked how often participants socialized with these connections outside of the exercise setting.</p>
<p>To ensure the results were not skewed by other factors, the analysis adjusted for various covariates. These included age, sex, body mass index, and smoking status. The researchers also accounted for medical history, such as the presence of diabetes, heart disease, or arthritis. This statistical adjustment allowed the team to isolate the specific relationship between pickleball and loneliness.</p>
<p>The results provided evidence of a strong link between current pickleball participation and lower levels of loneliness. In the overall sample, 57 percent of participants reported feeling lonely. However, the odds of being lonely varied by group.</p>
<p>After adjusting for demographic and health variables, the researchers found that individuals who had never played pickleball were roughly 1.5 times more likely to be lonely than current players. The contrast was even sharper for those who had played in the past but stopped. The group of former players had nearly double the odds of being lonely compared to those who currently played. This suggests that maintaining active participation is associated with better social health outcomes.</p>
<p>The researchers also examined the volume of social connections generated by physical activity. Participants who played pickleball, whether currently or in the past, reported more social connections than those who never played. Current players had made an average of 6.7 social connections through physical activity. In contrast, those who had never played pickleball reported an average of only 3.8 connections derived from any form of exercise.</p>
<p>The depth of these relationships also appeared to differ. The survey asked how often participants engaged with their exercise friends in non-exercise settings. Participants who had a history of playing pickleball reported socializing with these friends more frequently than those who had never played. This indicates that the relationships formed on the pickleball court often extend into other areas of life.</p>
<p>“People who play pickleball feel less lonely and isolated than those who do not,” Kurth told PsyPost. “Additionally, it seems like pickleball might be especially conducive to making social connections compared to other types of exercise.”</p>
<p>It is also worth noting the retention rate observed in the study. Among participants who had ever tried pickleball, 65 percent were still currently playing. This high retention rate suggests the sport is sustainable for older adults. The physical demands are manageable. The equipment is inexpensive. These factors likely contribute to the ability of older adults to maintain the habit over time.</p>
<p>Despite the positive findings, the study has limitations to consider. The research was cross-sectional in design. This means it captured a snapshot of data at a single point in time. It cannot prove causation. It is possible that people who are less lonely are simply more likely to take up pickleball. Conversely, people with more existing friends might be more inclined to join a game.</p>
<p>The findings regarding the “previously played” group also warrant further investigation. This group reported the highest odds of loneliness. It is unclear why they stopped playing. They may have stopped due to injury or other life events. The loss of the social activity may have contributed to a subsequent rise in loneliness.</p>
<p>“Our long-term goal is to capitalize on the organic growth of pickleball to maximize its benefit to the public health,” Kurth said. “This includes a future prospective experimental study of pickleball playing to determine its full impact on the health and well-being of older adults in the United States.”</p>
<p>The study, “<a href="https://doi.org/10.1177/21501319251385855" target="_blank">Association of Pickleball Participation With Decreased Perceived Loneliness and Social Isolation: Results of a National Survey</a>,” was authored by Jordan D. Kurth, Jonathan Casper, Christopher N. Sciamanna, David E. Conroy, Matthew Silvis, Louise Hawkley, Madeline Sciamanna, Natalia Pierwola-Gawin, Brett R. Gordon, Alexa Troiano, and Quinn Kavanaugh.</p></p>
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<td><a href="https://www.psypost.org/oxytocin-curbs-mens-desire-for-luxury-goods-when-partners-are-ovulating/" style="font-family:Helvetica, sans-serif; letter-spacing:-1px;margin:0;padding:0 0 2px;font-weight: bold;font-size: 19px;line-height: 20px;color:#222;">Oxytocin curbs men’s desire for luxury goods when partners are ovulating</a>
<div style="font-family:Helvetica, sans-serif; text-align:left;color:#999;font-size:11px;font-weight:bold;line-height:15px;">Dec 12th 2025, 12:00</div>
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<p><p>Recent research suggests that biological rhythms may exert a subtle yet powerful influence on male consumer behavior. A study published in <em><a href="https://doi.org/10.1007/s00213-025-06783-1" target="_blank">Psychopharmacology</a></em> has found that men in committed relationships exhibit a reduced desire to purchase status-signaling goods when their female partners are in the fertile phase of their menstrual cycle. This shift in preference appears to be driven by an unconscious evolutionary mechanism that prioritizes relationship maintenance over the attraction of new mates.</p>
<p>To understand these findings, it is necessary to examine the evolutionary roots of consumerism. Evolutionary psychologists posit that spending money is rarely just about acquiring goods. In many instances, it serves as a signal to others in the social group. Specifically, “conspicuous consumption” involves purchasing lavish items to display wealth and social standing.</p>
<p>This behavior is often compared to the peacock’s tail. Just as the bird displays its feathers to attract a mate, men may purchase luxury cars or expensive watches to signal their resourcefulness to potential partners. This is generally considered a strategy for attracting short-term mates. However, this strategy requires a significant investment of resources.</p>
<p>For men in committed relationships, there is a theoretical trade-off between attracting new partners and maintaining their current bond. This is described by sexual selection and parental investment theories. When a female partner is capable of conceiving, the reproductive stakes are at their highest.</p>
<p>During this fertile window, it may be maladaptive for a male to focus his energy on signaling to other women. Doing so could risk his current relationship. Instead, evolutionary logic suggests he should focus on “mate retention.” This involves guarding the relationship and ensuring his investment in potential offspring is secure.</p>
<p>The researchers hypothesized that this shift in focus would manifest in consumer choices. They predicted that men would be less inclined to buy flashier items when their partners were ovulating. To test this, they also looked at the role of oxytocin.</p>
<p>Oxytocin is a neuropeptide produced in the hypothalamus. It is often referred to as the “hormone of love” because of its role in social bonding and trust. It facilitates attachment between couples and between parents and children.</p>
<p>The research team included Honghong Tang, Hongyu Fu, Song Su, Luqiong Tong, Yina Ma, and Chao Liu. They are affiliated primarily with Beijing Normal University in China. Their investigation sought to determine if oxytocin reinforces the evolutionary drive to stop signaling status during a partner’s ovulation.</p>
<p>The investigation began with a preliminary pilot study to categorize consumer products. The team needed to distinguish between items that signal status and items that are merely functional. They presented a list of goods to a group of 110 participants.</p>
<p>These participants rated items based on dimensions such as social status, wealth, and novelty. Based on these ratings, the researchers selected specific “status products” and “functional products.” Status products included items that clearly projected wealth and prestige. Functional products were items of equal utility but without the social signaling component.</p>
<p>The first major experiment, titled Study 1a, involved 373 male participants. All these men were in committed heterosexual relationships. The study was conducted online.</p>
<p>Participants were asked to rate their attitude toward various status and functional products. They indicated how much they liked each item and how likely they were to buy it. Following this task, the men provided detailed information about their partners’ menstrual cycles.</p>
<p>The researchers categorized the men based on whether their partner was in the menstrual, ovulatory, or luteal phase. The results revealed a distinct pattern. Men whose partners were in the ovulatory phase expressed less interest in status products compared to men in the other groups.</p>
<p>This reduction in preference was specific to status items. The men’s interest in functional products remained stable regardless of their partner’s cycle phase. This suggests the effect is not a general loss of interest in shopping. Rather, it is a specific withdrawal from status signaling.</p>
<p>To ensure this effect was specific to men, the researchers conducted Study 1b. They recruited 416 women who were also in committed relationships. These participants performed the same rating tasks for the same products.</p>
<p>The women provided data on their own menstrual cycles. The analysis showed no variation in their preference for status products across the month. The researchers concluded that the fluctuation in status consumption is a male-specific phenomenon within the context of heterosexual relationships.</p>
<p>The team then designed Study 2 to investigate the causal role of oxytocin. They recruited 60 healthy heterosexual couples. These couples attended laboratory sessions together.</p>
<p>The experiment used a double-blind, placebo-controlled design. The couples visited the lab twice. One visit was scheduled during the woman’s ovulatory phase, and the other during the menstrual phase.</p>
<p>During these visits, the male participants were given a nasal spray. In one session, the spray contained oxytocin. In the other session, it contained a saline solution. Neither the participants nor the experimenters knew which spray was being administered.</p>
<p>After receiving the treatment, the men rated their preferences for the status and functional products. The researchers also measured the men’s “intuitive inclination.” This trait refers to how much a person relies on gut feelings versus calculated reasoning in decision-making.</p>
<p>The results from the placebo condition replicated the findings from the first study. Men liked status products less when their partners were ovulating. However, the administration of oxytocin amplified this effect.</p>
<p>When men received oxytocin during their partner’s fertile window, their desire for status products dropped even further. This suggests that oxytocin heightens a man’s sensitivity to his partner’s reproductive cues. It appears to reinforce the biological imperative to focus on the current relationship.</p>
<p>The study found that this effect was not uniform across all men. It was most pronounced in men who scored high on intuitive inclination. For men who rely heavily on intuition, oxytocin acted as a strong modulator of their consumer preferences.</p>
<p>The authors interpret these findings through the lens of mate-guarding. When a partner is fertile, the male’s biological priority shifts. He unconsciously moves away from behaviors that attract outside attention.</p>
<p>Instead, he focuses inward on the dyadic bond. Status consumption is effectively a broadcast signal to the mating market. Turning off this signal during ovulation serves to protect the exclusivity of the current pair bond.</p>
<p>There are some limitations to this research that warrant mention. The study relied on participants reporting their “possibility to buy” rather than observing actual spending. People’s stated intentions do not always align with their real-world financial behavior.</p>
<p>Additionally, the mechanism by which men detect ovulation is not fully understood. The study assumes men perceive these cues unconsciously. While previous literature suggests men can detect changes in scent or behavior, the current study did not explicitly test for this detection.</p>
<p>The study focused solely on couples in committed relationships. It remains to be seen how single men might respond to similar hormonal or environmental cues. It is possible that the presence of a committed partner is required to trigger this specific suppression of status seeking.</p>
<p>Future research could address these gaps by analyzing real-world consumer data. Comparing purchasing patterns of single men versus committed men would also provide greater clarity. Additionally, measuring oxytocin levels naturally occurring in the blood could validate the findings from the nasal spray experiment.</p>
<p>Despite these caveats, the research offers a new perspective on the biological underpinnings of economic behavior. It challenges the view of consumption as a purely social or rational choice. Instead, it highlights the role of ancient reproductive strategies in modern shopping aisles.</p>
<p>The findings indicate that marketing strategies might affect consumers differently depending on their biological context. Men in relationships may be less responsive to status-based advertising at certain times of the month. Conversely, campaigns focusing on relationship solidity might be more effective during those same windows.</p>
<p>This study adds to a growing body of work linking physiology to psychology. It demonstrates that the drive to reproduce and protect offspring continues to shape human behavior in subtle ways. Even the decision to buy a luxury watch may be influenced by the invisible tick of a partner’s biological clock.</p>
<p>The study, “<a href="https://doi.org/10.1007/s00213-025-06783-1" target="_blank">Modulation of strategic status signaling: oxytocin changes men’s fluctuations of status products preferences in their female partners’ menstrual cycle</a>,” was authored by Honghong Tang, Hongyu Fu, Song Su, Luqiong Tong, Yina Ma, and Chao Liu.</p></p>
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<td><a href="https://www.psypost.org/pilot-study-links-indoor-vegetable-gardening-to-reduced-depression-in-cancer-patients/" style="font-family:Helvetica, sans-serif; letter-spacing:-1px;margin:0;padding:0 0 2px;font-weight: bold;font-size: 19px;line-height: 20px;color:#222;">Pilot study links indoor vegetable gardening to reduced depression in cancer patients</a>
<div style="font-family:Helvetica, sans-serif; text-align:left;color:#999;font-size:11px;font-weight:bold;line-height:15px;">Dec 12th 2025, 10:00</div>
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<p><p>A new pilot study suggests that engaging in indoor hydroponic gardening can improve mental well-being and quality of life for adults undergoing cancer treatment. The findings indicate that this accessible form of nature-based intervention offers a practical strategy for reducing depression and boosting emotional functioning in patients. These results were published in <em><a href="https://doi.org/10.3389/fpubh.2025.1670698" target="_blank">Frontiers in Public Health</a></em>.</p>
<p>Cancer imposes a heavy burden that extends far beyond physical symptoms. Patients frequently encounter severe psychological and behavioral challenges during their treatment journeys. Depression is a particularly common issue and affects approximately one in four cancer patients in the United States. This mental health struggle can complicate recovery by reducing a patient’s ability to make informed decisions or adhere to treatment plans. Evidence suggests that depression is linked to higher risks of cancer recurrence and mortality.</p>
<p>Pain is another pervasive symptom that is closely tied to emotional health. The perception of pain often worsens when a patient is experiencing high levels of stress or anxiety. These combined factors can severely diminish a patient’s health-related quality of life. They can limit social interactions and delay the return to normal daily activities.</p>
<p>Medical professionals are increasingly interested in “social prescribing” to address these holistic needs. This approach involves recommending non-clinical services, such as art or nature therapies, to support overall health. Gardening is a well-established social prescription known to alleviate stress and improve mood. Traditional gardening provides moderate physical activity and contact with nature, which are both beneficial.</p>
<p>However, outdoor gardening is not always feasible for cancer patients. Physical limitations, fatigue, and compromised immune systems can make outdoor labor difficult. Urban living arrangements often lack the necessary space for a garden. Additionally, weather conditions and seasonal changes restrict when outdoor gardening can occur.</p>
<p>Researchers sought to determine if hydroponic gardening could serve as an effective alternative. Hydroponics is a method of growing plants without soil. It uses mineral nutrient solutions in an aqueous solvent. This technique allows for cultivation in small, controlled indoor environments. It eliminates many barriers associated with traditional gardening, such as the need for a yard, exposure to insects, or physically demanding digging.</p>
<p>“Cancer patients often struggle with depression, stress, and reduced quality of life during treatment, yet many supportive care options are difficult to implement consistently,” explained study author <a href="https://public-health.tamu.edu/directory/roh.html" target="_blank">Taehyun Roh</a>, an assistant professor at Texas A&M University.</p>
<p>“Traditional gardening has well-documented mental health benefits, but it requires outdoor space, physical ability, and favorable weather—conditions that many patients simply do not have. We saw a clear gap: no one had tested whether a fully indoor, low-maintenance gardening method like hydroponics could offer similar benefits. Our goal was to explore whether bringing nature into the home in a simple, accessible way could meaningfully improve patients’ wellbeing.” </p>
<p>The study aimed to evaluate the feasibility and psychological impact of this specific intervention. The researchers employed a case-crossover design for this pilot study. This means that the participants served as their own controls. The investigators compared data collected during the intervention to the participants’ baseline status rather than comparing them to a separate group of people.</p>
<p>The research team recruited 36 adult participants from the Houston Methodist Cancer Center. The group had an average age of 57.5 years. The cohort was diverse and included individuals with various types and stages of cancer. To be eligible, participants had to have completed at least one cycle of chemotherapy. They also needed to be on specific infusion therapy cycles to align with the data collection schedule.</p>
<p>At the beginning of the study, each participant received an AeroGarden hydroponic system. This device is a countertop appliance designed for ease of use. It includes a water reservoir, an LED grow light, and liquid plant nutrients. The researchers provided seed kits for heirloom salad greens. Participants were tasked with setting up the system and caring for the plants over an eight-week period.</p>
<p>The intervention required participants to maintain the water levels and add nutrients periodically. The LED lights operated on an automated schedule to ensure optimal growth. Participants grew the plants from seeds to harvest. The researchers provided manuals and troubleshooting guides to assist those with no prior gardening experience.</p>
<p>To measure the effects of the intervention, the team administered a series of validated surveys at three time points. Data collection occurred at the start of the study, at four weeks, and at eight weeks. Mental well-being was assessed using the Warwick-Edinburgh Mental Wellbeing Scale. This instrument focuses on positive aspects of mental health, such as optimism and clear thinking.</p>
<p>The researchers measured mental distress using the Depression, Anxiety, and Stress Scale. This tool breaks down negative emotional states into three distinct subscales. Quality of life was evaluated using a questionnaire developed by the European Organization for Research and Treatment of Cancer. This comprehensive survey covers physical, role, cognitive, emotional, and social functioning.</p>
<p>In addition to psychological measures, the study tracked dietary habits. The researchers used a module from the Behavioral Risk Factor Surveillance System to record fruit and vegetable intake. They also assessed pain severity and its interference with daily life using the Short-Form Brief Pain Inventory.</p>
<p>The analysis of the data revealed several positive outcomes over the eight-week period. The most consistent improvement was seen in mental well-being scores. The average score on the Warwick-Edinburgh scale increased by 3.8 points. This magnitude of change is significant because it exceeds the threshold that clinicians typically view as meaningful.</p>
<p>Depression scores showed a statistically significant downward trend. By the end of the study, participants reported fewer depressive symptoms compared to their baseline levels. This reduction suggests that the daily routine of tending to plants helped alleviate feelings of despondency.</p>
<p>The researchers also found improvements in overall quality of life. The participants reported better emotional functioning, meaning they felt less tense or irritable. Social functioning scores also rose significantly. This indicates that participants felt less isolated and more capable of interacting with family and friends.</p>
<p>Physical symptoms showed some favorable changes as well. Participants reported a significant reduction in appetite loss. This is a common and distressing side effect of cancer treatment. As appetite improved, so did dietary behaviors. The frequency of vegetable consumption increased over the course of the study. Specifically, the intake of dark green leafy vegetables and whole fruits went up significantly.</p>
<p>“We were surprised by how quickly participants began experiencing benefits,” Roh told PsyPost. “Positive changes in wellbeing and quality of life were already visible at four weeks. Many participants also reported enjoying the sense of routine and accomplishment that came with caring for their plants—something that was not directly measured but came up frequently in conversations.” </p>
<p>The researchers also observed a decreasing trend in pain management scores. However, these particular changes did not reach statistical significance. It is possible that the sample size was too small to detect a definitive effect on pain.</p>
<p>The mechanisms behind these benefits likely involve both physiological and psychological processes. Interacting with plants is thought to activate the parasympathetic nervous system. This system is responsible for the body’s “rest and digest” functions. Activation leads to reduced heart rate and lower stress levels.</p>
<p>Psychologically, the act of nurturing a living organism provides a sense of purpose. Cancer treatment often strips patients of their autonomy and control. Growing a garden restores a small but meaningful degree of agency. The participants witnessed the tangible results of their care as the plants grew. This success likely reinforced their feelings of self-efficacy.</p>
<p>The study also highlights the potential of “biophilia” in a clinical context. This concept suggests that humans have an innate tendency to seek connections with nature. Even a small indoor device appears to satisfy this need enough to provide therapeutic value. The multisensory engagement of seeing green leaves and handling the plants may promote mindfulness.</p>
<p>“Even a small, indoor hydroponic garden can make a noticeable difference in mental wellbeing, mood, and quality of life for people undergoing cancer treatment,” Roh said. “Hydroponic gardening also makes the benefits of gardening accessible to nearly anyone—even older adults, people with disabilities, individuals with limited mobility, or those living without outdoor space.” </p>
<p>“Because it can be done indoors in any season, it removes barriers related to climate, weather, and physical limitations. You don’t need a yard or gardening experience to benefit—simply caring for plants at home can boost mood and encourage healthier habits.”</p>
<p>Despite the positive findings, the study has some limitations. The sample size of 36 patients is relatively small. This limits the ability to generalize the results to the broader cancer population. The lack of a separate control group is another constraint. Without a control group, it is difficult to say with certainty that the gardening caused the improvements. Other factors could have contributed to the changes over time. Additionally, the study lasted only eight weeks. It remains unclear if the mental health benefits would persist after the intervention ends.</p>
<p>“This was a pilot study with no control group, and it was designed to test feasibility rather than establish causation,” Roh explained. “The improvements we observed are encouraging, but they should not be interpreted as proof that hydroponic gardening directly causes better mental health outcomes. Larger, controlled studies are needed to confirm and expand on these findings.”</p>
<p>“Our next step is to conduct a larger, randomized controlled trial with longer follow-up to examine sustained effects and understand which patient groups benefit most. We also hope to integrate objective engagement measures—such as plant growth tracking or digital activity logs—to complement self-reported data. Ultimately, we aim to develop a scalable, evidence-based gardening program that can be offered widely in cancer centers and community health settings.”</p>
<p>“Patients repeatedly told us that caring for their plants gave them something to look forward to—a small but meaningful source of joy and control during treatment,” Roh added. “That human element is at the heart of this work. Our hope is that hydroponic gardening can become a simple, accessible tool for improving wellbeing not only in cancer care, but also in communities with limited access to nature.”</p>
<p>The study, “<a href="https://doi.org/10.3389/fpubh.2025.1670698" target="_blank">Indoor hydroponic vegetable gardening to improve mental health and quality of life in cancer patients: a pilot study</a>,” was authored by Taehyun Roh, Laura Ashley Verzwyvelt, Anisha Aggarwal, Raj Satkunasivam, Nishat Tasnim Hasan, Nusrat Fahmida Trisha, and Charles Hall.</p></p>
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<p><strong>Forwarded by:<br />
Michael Reeder LCPC<br />
Baltimore, MD</strong></p>
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