A meta-analysis shows that even taking 7,000 steps per day can lower a person’s risk of disease | Hitting a 7,000-step target was linked with a 25 percent lower risk of cardiovascular disease, a 37 percent lower risk of dying from cancer and a 38 percent lower risk of dementia
https://www.sciencenews.org/article/how-many-steps-to-lower-health-risks
https://redd.it/1m7nv7v
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A newly discovered batch of fossils in the Grand Canyon, laid down just 3 million years after the Cambrian Explosion, shed new light on the little-understood evolutionary trends that directly followed the famous event
https://www.sciencealert.com/stunning-grand-canyon-fossils-reveal-evolutions-weird-experiments
https://redd.it/1m7gqlx
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Researchers develop temporary tattoos that can test for spiked drinks
https://www.ctvnews.ca/sci-tech/article/researchers-develop-temporary-tattoos-that-can-test-for-spiked-drinks/
https://redd.it/1m7ecnr
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'Forever Chemicals' Detected in Reusable Feminine Hygiene Products | The discovery has raised health concerns and calls for both safer ingredients and clearer labeling from manufacturers.
https://www.newsweek.com/forever-chemicals-reusable-menustral-products-study-2102204
https://redd.it/1m79q3m
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Study reveals that white sugar doesn’t just feed bacteria in your gut – it rewires them. Looking at cell culture, mice and humans, researchers discovered that consuming sugar can trigger physical flips in bacterial DNA, setting off a chain reaction that alters immune responses and gut health.
https://newatlas.com/diet-nutrition/sugary-drinks-shapeshift-bacterium/
https://redd.it/1m77d5m
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Teeth marks made on the leg bone of a large avian reptile known as a terror bird 13 million years ago suggest an even bigger predator may have killed it, scientists say.
https://www.bbc.com/news/articles/cvg8d2j195yo
https://redd.it/1m74gn8
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Women politicians are judged more harshly than men, research finds. Women candidates must work harder to provide the necessary information to voters. Voters remain somewhat sceptical and unsure of women candidates, and even partisan voters are willing to examine their other option.
https://www.eurekalert.org/news-releases/1092038
https://redd.it/1m73iu7
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Fear may be the largest carcinogen caused by exposure to low level radiation
https://journals.lww.com/health-physics/fulltext/2025/09000/psychosomatic_bias_in_low_dose_radiation.8.aspx
https://redd.it/1m6tnvh
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Americans prefer a more diverse society: Most Americans want a more ethnically and religiously diverse society than the one they live in today. Only 1.1% want an ethnically homogeneous United States, and only 3.2% want a religiously homogeneous society.
https://www.eurekalert.org/news-releases/1092025
https://redd.it/1m6qdbv
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Higher income may boost the odds of finding a romantic partner | However, income was not associated with greater satisfaction in being single.
https://www.psypost.org/higher-income-may-boost-the-odds-of-finding-a-romantic-partner/
https://redd.it/1m6mwxr
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Respiratory related ER visits decreased 20 percent after Pittsburgh coal-processing plant closure. In the first month of the closure, pediatric asthma visits declined by 41 percent, and continued to fall by 4 percent each month through the end of the study period.
https://www.eurekalert.org/news-releases/1091970
https://redd.it/1m6l6fj
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Very high levels of forever chemicals found in eco-friendly menstrual products. Extremely high levels of toxic chemicals called PFAS (perfluoroalkyl and polyfluoroalkyl substances) have been found in a small sampling of reusable menstrual pads and panties, according to a new study.
https://amp.cnn.com/cnn/2025/07/22/health/toxins-reusable-menstrual-products-wellness
https://redd.it/1m6ey1n
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Millions of tonnes of rubble left by Israel’s bombardment of Gaza could generate more than 90,000 tonnes of greenhouse gas emissions – and take as long as four decades to remove and process, a study has found.
https://www.theguardian.com/world/2025/jul/22/gaza-rubble-environment-emissions-impact
https://redd.it/1m69n3d
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On stopping weight loss drugs, many patients find they regain weight. All the drugs, including Ozempic and Wegovy, were linked with significant weight loss while in use, but weight regain started 8 weeks after discontinuation and continued for an average of 20 weeks before plateauing.
https://www.scimex.org/newsfeed/on-stopping-weight-loss-drugs-many-patients-find-they-regain-weight
https://redd.it/1m6c4w5
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Political polarization is rising and mirrors patterns seen in mental health distortions. Analyzing tweets from the 2016 and 2020 elections, research found a sharp increase in distortion-like language, linking extreme political views to cognitive distortions.
https://communities.springernature.com/posts/cognitive-distortions-are-associated-with-increasing-political-polarization-ff126285-5437-45c9-b475-3e82515da7d5
https://redd.it/1m69deb
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500-Million-Year-Old Fossil Suggests Ocean Origin For Spiders
https://www.sciencealert.com/500-million-year-old-fossil-suggests-ocean-origin-for-spiders
https://redd.it/1m7k28p
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Studies show that certain mutations are common in people living in areas of pollution and are responsible for lung cancer in non-smokers. Gift article.
https://www.nytimes.com/2025/07/22/well/lung-cancer-nonsmokers.html?unlocked_article_code=1.Yk8.SeVm.DDzzcrA-t0qY&smid=nytcore-ios-share&referringSource=articleShare
https://redd.it/1m7hzz8
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COVID-19 made our brains age faster: « COVID-19 is leaving all kinds of legacies on our health, both on our bodies and our brains. Researchers report that living through the pandemic aged our brains—whether or not you were infected with COVID-19. »
https://time.com/7304417/covid-19-brain-effects-aging/
https://redd.it/1m7dwxw
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A new study of people living with eating disorders has found that cannabis and psychedelics, such as ‘magic mushrooms’ or LSD, were best rated as alleviating symptoms by respondents who self-medicated with the non-prescribed drugs. The worst-rated drugs were alcohol, tobacco, nicotine and cocaine.
https://www.sydney.edu.au/news-opinion/news/2025/07/23/psychedelics-cannabis-treatment-eating-disorders-survey.html
https://redd.it/1m7804u
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World-first obesity pill reprograms fat cells in mice to burn calories with zero effort | The first human-tested weight-loss drug that burns calories through creatine-based heat generation, without reducing appetite, has successfully completed its Phase I trial.
https://newatlas.com/disease/obesity/sana-obesity-drug/
https://redd.it/1m76bh8
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Study has found that people who report favorable views of Donald Trump also tend to score higher on measures of callousness, manipulation, and other malevolent traits—and lower on empathy and compassion.
https://www.psypost.org/trump-supporters-report-higher-levels-of-psychopathy-manipulativeness-callousness-and-narcissism/
https://redd.it/1m757ih
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A news study finds that hamsters with long COVID show persistent brainstem infection, depression-like behaviour, and gene changes linked to neurodegeneration, offering clues to human neurological symptoms.
https://www.nature.com/articles/s41467-025-62048-7
https://redd.it/1m70xin
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LLMs are not consistently capable of updating their metacognitive judgments based on their experiences, and, like humans, LLMs tend to be overconfident
https://link.springer.com/article/10.3758/s13421-025-01755-4
https://redd.it/1m6nh40
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Many Lung Cancers Are Now in Nonsmokers. Scientists Want to Know Why
https://www.nytimes.com/2025/07/22/well/lung-cancer-nonsmokers.html
https://redd.it/1m6q99i
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Living near green spaces before and during pregnancy as well as in early childhood is associated with a reduced risk of neurodevelopmental disorders
https://www.rutgers.edu/news/access-green-spaces-may-be-linked-lower-risk-neurodevelopmental-disorders-children
https://redd.it/1m6nm64
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The pandemic may have accelerated the ageing of our brains by 5.5 months even before catching covid-19, based on structural changes to white and grey matter
https://www.newscientist.com/article/2489149-the-pandemic-may-have-aged-our-brains-even-before-we-caught-covid-19/
https://redd.it/1m6iaoo
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Researchers predicted the 2024 election winner not with polls, but by identifying a late-campaign surge in how optimistically Donald Trump explained negative events.
https://www.psypost.org/these-psychologists-correctly-predicted-trumps-2024-victory-based-on-a-single-factor/
https://redd.it/1m6g5pd
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Scientists identified cancer drugs that promise to reverse changes in the Alzheimer’s brain, potentially slowing or even reversing symptoms. When they tested the combination in a mouse model of Alzheimer’s, it reduced brain degeneration in the mice, and even restored their ability to remember.
https://www.ucsf.edu/news/2025/07/430386/do-these-two-cancer-drugs-have-what-it-takes-beat-alzheimers
https://redd.it/1m6cfuy
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Optimists Are Alike, but Pessimists Are Unique, Brain Scan Study Suggests | Optimists have similar patterns of brain activation when they think about the future—but pessimists are all different from one another, a brain scan study suggests
https://www.scientificamerican.com/article/optimists-are-alike-but-pessimists-are-unique-bran-scan-study-suggests/
https://redd.it/1m6b212
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Eating more plant protein is associated with a lower risk of developing high blood pressure
https://pubmed.ncbi.nlm.nih.gov/40207538/
https://redd.it/1m68r11
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