Reddit science
1New study suggests that many young men today see sex as a "hazard to manage" rather than an enjoyable experience. They describe sex as a space of vigilance and fear, driven not just by performance anxiety, but also anxiety about getting consent wrong, harming a partner, and being cancelled.
Study methodology critique
Users said the study lacked quantitative data on enjoyment, its headline claim, and that interviews may have prompted anxiety. Some said 31 participants from one social group was unreliable. Others noted it was a qualitative thematic analysis, but critics said conclusions still need data.Prevalence of false accusations
Replying to a claim that false accusations are rare offline, many shared stories of being falsely accused or knowing someone who was, including abusive exes and campus cases. Others countered that real rapists often go unpunished and called anecdotes fallacious.Shame and silence around consent uncertainty
Quoted passages described men unable to admit consent doubt to themselves, peers or the public, causing shame and withdrawal. Users said online discourse treats doubt as guilt, while neurodivergent and anxious men described avoiding dating for fear of being labeled creepy.
2Strength training may start changing your fat before you lose any weight. In obese mice, just 7 days of lifting (climbing stairs with weights on their tails) shrank fat cells, reduced belly fat, toned down fat-making signals and boosted fat-burning ones, all before the scale had moved even a little.
- Brazilian researchers found that one week of strength training in obese mice reduced visceral fat and shrank fat cells before any weight loss, boosting fat-breakdown pathways and suppressing fat-storage genes. Human trials are needed; combining strength and aerobic exercise remains best.
Beginner strength training advice
Users advised a sedentary commenter to start with daily walking, then add bodyweight moves like squats and modified pushups, weighted vests, or compound barbell lifts. They stressed form and consistency, said pushups count as strength training, and noted diet matters most.Interpreting the study's significance
Some called the findings obvious. Others explained that strength training shrank fat cells and shifted fat-storage and breakdown signals before weight loss. Users debated whether scale weight reflects progress, since muscle gain or water retention can mask fat loss.Jokes about buff mice
Many joked about muscular mice lifting tiny dumbbells and were disappointed to learn the mice climbed with weights tied to their tails. This sparked quips about lacking a tail, mice benching in prison yards, and a Biker Mice from Mars origin story.
3The scientific evidence for human-caused global warming is stronger than ever, according to a major new review – despite a United States government report questioning the science.
- A UEA-led review in Earth's Future finds over 30 years of climate fingerprint research gives incontrovertible evidence that greenhouse emissions drive climate change, rebutting a flawed 2025 US DOE report and showing the EPA's 2009 Endangerment Finding is now even better supported.
Political inaction and voter resistance
Users say tough choices will be forced on us. They blame aging leaders, fossil fuel money, corporate interests and voters unwilling to sacrifice their lifestyles. Some cite the success in saving the ozone layer as hope, while others say adaptation is now the only realistic path.Settled science and long-known risks
Scientists are astonished the public still debates human causation, which research settled long ago. Commenters note the greenhouse effect was known since the 1800s and that firms like Exxon knew for decades yet funded denial. Some say "evidence" headlines imply doubt.Projected warming and consequences
One user claims 2.6C of warming is locked in, risking food shortages and collapse. Another counters that 1.9C is possible if pledges are met. Others predict deadly heatwaves will force geoengineering, which some fear, and one questions catastrophe claims given rising food output.
4People who watched a dull 25-minute video of a man folding laundry punched a punching bag more often and harder than people who watched a fun one. In another test, bored Americans, both liberal and conservative, backed military strikes more. Boredom makes us crave thrills, and that can turn hostile.
- A study finds boredom fuels aggression by increasing sensation seeking. Bored participants punched a bag harder and more often, and bored Americans, liberal and conservative, showed greater support for military strikes. Constructive, stimulating activities may redirect these urges.
Comfort breeds conflict
Users linked the findings to Fukuyama's idea that bored, comfortable societies fight over trivial issues, citing culture wars and post-9/11 war fervor. Others said well-off people invent problems, while critics dismissed Fukuyama and corrected misreadings of Calhoun's rat experiment.Modern distraction and discomfort with boredom
Many argued people can't sit with their own thoughts and blamed doomscrolling, dopamine dependence and capitalism. Suggestions included practicing boredom in short sessions and "touching grass." One user cited a study showing people prefer self-administered shocks to boredom.Skepticism about study methods
Commenters questioned whether punching bags and hypothetical strikes on Iran truly measure aggression. They noted missing significance values, asked about replication, and wondered whether participants would pick non-violent outlets like art if offered.
5Menopause isn't a slow fade, it's a sudden switch: a study of 300 million lab tests from over one million women found bones, liver, kidneys, and blood fats all change abruptly at the final period. Men of the same age show no such jump, and hormone shifts that predict it start up to 15 years earlier.
- A Nature Medicine study of 300 million lab tests from over a million women finds menopause triggers abrupt, body-wide shifts in hormones, bone, liver, kidney and blood fats, absent in men. Hormone changes appear years earlier. Critics caution against calling it a 'cliff.'
HRT access and limitations
Users welcomed safe HRT options but noted an ongoing estrogen patch and gel shortage. Some can't use HRT due to cancer risk (e.g., BRCA), neurological conditions or estrogen allergy. Others suggested newer data may make HRT viable for more people.Hot flashes and systemic symptoms
Commenters explained that falling estrogen disrupts hypothalamic temperature control via neurokinin B, the target of fezolinetant. Women described night sweats, hot/cold swings, joint pain, UTIs and spasms, with many calling HRT life-changing.Neglect of women's health research
Users argued menopause would be studied more if men experienced it, citing funding gaps and women's historic exclusion from research. A debate arose over testosterone for women: one user claimed evidence only supports low-libido use, and others posted studies disputing this.
6A cross-cultural study indicates that physical fighting between co-wives is common in polygynous marriages, demonstrating that women resort to direct confrontation over high-stakes resources and partner attention.
- A study of ethnographic records from 19 cultures found physical fights between co-wives in polygynous marriages in 12, mostly over the husband's attention. This challenges the view that female rivalry is mainly indirect and suggests women fight directly when stakes are high.
Power imbalance and monogamy expectations
Users argue co-wife violence stems from wives being bound to monogamy while the husband faces no reprisals. Some propose egalitarian polyamory as a comparison or harm reduction measure, though others ask how long-term success could be measured.What about co-husbands?
Commenters asked about polyandry. Some predicted low violence since co-husbands usually choose it, while others cited poverty-driven fraternal polyandry in Asia. Many noted such cultures are rare and hard to study, and that this research covered only polygyny.Resource stakes and female aggression
Some called the findings obvious, since people fight over vital resources. Others said the study corrects evo psych claims that women favor indirect aggression, which were based on low-stakes Western lab studies. One user noted the Arabic word for "co-wife" shares a root with "harm."
7Olive Oil Before Oral Glucose Delays Gastric Emptying and Lowers Glycemia Through Partially Redundant Glucagon and GLP-1 Signaling in Mice
Should everyone be drinking olive oil
Jokes about guzzling oil mixed with doctor-recommended daily tablespoons, Mediterranean diet nods, and savory oatmeal tips. Others warned of gallbladder pain and taste issues, and noted the study used mice, so effects in humans are unknown.Food order and survivorship bias
A claim that eating order matters drew jokes about octogenarians with terrible habits. Replies pointed to survivorship bias and genetics, while affirming that food order and timing measurably affect blood sugar and insulin response.GLP-1 drugs, mechanism and fats in general
Users said oral Wegovy needs only a little water and already slows gastric emptying, affecting anesthesia fasting rules. Others noted that fats and protein generally blunt glucose spikes, so the novelty is likely the glucagon/GLP-1 signaling mechanism.
8Intensive breathing alters consciousness by changing brain communication. Participants reported experiences resembling some effects of psychedelic drugs, including altered perception, vivid mental imagery, a sense of unity and changes in self-experience
- A brain-imaging study of 30 experienced practitioners found intensive breathwork cut brain blood flow by about 45% and altered default mode network communication, producing psychedelic-like states. Researchers say network changes, not blood flow alone, matter most; findings are preliminary.
Breathwork as long-known practice
Many said this was common knowledge, citing pranayama, Huxley and Sufi practice. Others replied that the study doesn't claim discovery but adds brain imaging and physiological validation, as studies once did for yoga and tai chi.Concerns over reduced blood flow
Users questioned how a 45% drop in cerebral blood flow could be harmless. Some suggested the effects stem from hypoxia and may risk cognitive harm, and called for long-term research. Others asked whether these states can occur without reduced flow.Defining intensive breathing and how to start
Users debated whether this is just hyperventilation or a distinct rhythmic practice. Wim Hof, holotropic breathwork and facilitated sessions were mentioned, though Wim Hof drew criticism. Several asked for beginner techniques, and some found slow breathing calmer than intense methods.
9Newer Migraine Drugs Linked to a 40% Higher Risk of Miscarriage in Pregnant Women, Study Suggests — Study Raises Questions About the Pregnancy Safety of CGRP-Targeting Treatments, but Further Research Is Needed to Determine Whether the Medications Directly Contribute to Pregnancy Loss.
- A JAMA Neurology observational study of 7,579 pregnancies found anti-CGRP migraine antibodies were linked to about 40% higher miscarriage risk, while propranolol showed none. It can't prove causation, and severe migraines may play a role, so more research is needed.
CGRP drugs called life-changing
Users and a neurologist describe CGRP antibodies and gepants (Nurtec, Emgality, Ubrelvy) as near-miracles that sharply cut migraine days. Many say the benefits outweigh the risks, though insurers often require failing other drugs first.Possible confounders in the study
Commenters ask whether severe migraine itself, metabolic issues, autoimmunity, PCOS, endometriosis or hormones raise miscarriage risk, since CGRP users are the worst-affected patients. Others note the study covered antibodies, not gepants.Pregnancy, consent and medication choices
Many stress informed patient choice and criticize stigma and restrictions on women who could become pregnant. A neurologist advises stopping early or switching to short-acting atogepant. Others note older migraine drugs carry pregnancy risks too.
10New research shows that the gut bacterial metabolite imidazole propionate is strongly linked to accelerated cognitive decline and an increased risk of Alzheimer's disease by promoting brain inflammation, plaque buildup, and damage to the blood-brain barrier.
- Imidazole propionate, a metabolite made by gut bacteria breaking down histidine, is linked to faster cognitive decline and Alzheimer's markers in humans, and in mice it increased plaques, inflammation, blood-brain barrier leakage, and tau damage via the GSK3-beta enzyme.
Debate over histidine and protein intake
One user likened blaming histidine for brain inflammation to saying "eating food causes obesity." Others replied that the study concerns an uncommon breakdown pathway and elevated metabolite levels. They added that most bodily processes depend on balance.Practical takeaways and prevention
Users asked what can be done. Replies said the linked bacterium, Strep mutans, is mainly oral, so good oral hygiene helps. One user suggested gut flora testing amid the protein boom, but others saw little point without a treatment. Another claimed DIM disrupts the bacteria's biofilm.Correlation versus causation
One commenter cautioned that the findings show correlation, not causation, but called them a useful piece of the puzzle. They suggested new whole-body PET imaging, which can scan gut and brain simultaneously, could study this pathway in vivo.