Human Quirks: Living Well

October 14, 2025

Top Headlines

Scientists Discover Brain Circuit That Can Switch Off Chronic Pain

Oct. 10, 2025 — Scientists have pinpointed Y1 receptor neurons in the brain that can override chronic pain signals when survival instincts like hunger or fear take precedence. Acting like a neural switchboard, these cells balance pain with other biological needs. ...

Scientists Reveal Green Tea’s Fat-burning Secret

Oct. 8, 2025 — New research shows green tea may help the body burn fat and balance blood sugar. In a study with obese mice, it improved metabolism and muscle health without harming lean animals. Scientists say its powerful plant compounds work together to regulate ...

The Vitamin D Mistake Weakening Your Immunity

Oct. 4, 2025 — Scientists discovered that vitamin D2 supplements can lower levels of vitamin D3, the form the body uses most effectively. Unlike D2, vitamin D3 enhances the immune system’s first line of defense against infections. This raises questions about ...

A Flu Test You Can Chew

Oct. 3, 2025 — Flu detection could soon be as simple as chewing gum. Scientists have created a molecular sensor that releases a thyme-like flavor when it encounters influenza, offering a low-tech, taste-based alternative to nasal swabs. Unlike current tests that ...

A Single Dose of Psilocybin May Rewire the Brain for Lasting Relief

Oct. 2, 2025 — Penn researchers found that psilocybin can calm brain circuits tied to pain and mood, easing both physical suffering and emotional distress in animal studies. The compound works in the anterior cingulate cortex, bypassing injury sites and offering a ...

Junk Food Can Scramble Memory in Just 4 Days

Sep. 29, 2025 — Scientists discovered that high-fat junk food disrupts memory circuits in the brain almost immediately. Within just four days, neurons in the hippocampus became overactive, impairing memory. Restoring glucose calmed the neurons, showing that ...

Cocoa Supplements Show Surprising Anti-aging Potential

Sep. 27, 2025 — Daily cocoa extract supplements reduced key inflammation markers in older adults, pointing to a role in protecting the heart. The findings reinforce the value of flavanol-rich, plant-based foods for healthier ...

Hidden Bacterial Molecules in the Brain Reveal New Secrets of Sleep

Sep. 25, 2025 — New studies show that a bacterial molecule, peptidoglycan, is present in the brain and fluctuates with sleep patterns. This challenges the idea that sleep is solely brain-driven, instead suggesting it’s a collaborative process between our bodies ...

Tylenol in Pregnancy Linked to Higher Autism Risk, Harvard Scientists Report

Sep. 24, 2025 — Researchers reviewing 46 studies found evidence linking prenatal acetaminophen (Tylenol) exposure with higher risks of autism and ADHD. The FDA has since urged caution, echoing scientists’ advice ...

How Dehydration Secretly Fuels Anxiety and Health Problems

Sep. 23, 2025 — Not drinking enough water could intensify stress responses. Researchers found that under-hydrated individuals had cortisol levels more than 50% higher during stressful situations. Poor hydration didn’t make participants feel thirstier, but it did ...

This Surprising Building Material Is Strong, Cheap, and Sustainable

Sep. 22, 2025 — A team at RMIT University has created a cement-free construction material using only cardboard, soil, and water. Strong enough for low-rise buildings, it reduces emissions, costs, and waste compared to concrete. The lightweight, on-site process ...

Goodbye Colonoscopy? Simple Stool Test Detects 90% of Colorectal Cancers

Sep. 17, 2025 — Scientists at the University of Geneva have created the first detailed catalogue of gut bacteria at the subspecies level, unlocking powerful new ways to detect colorectal cancer. By applying machine learning to stool samples, they achieved a 90% ...

Latest Headlines

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A Sweet Fix for Baldness? Stevia Compound Boosts Hair Growth

Oct. 10, 2025 — Researchers discovered that stevioside, a compound from the Stevia plant, enhances the skin absorption of minoxidil, the main treatment for pattern baldness. In mice, a stevioside-infused patch ...

Scientists Win Ig Nobel Prize for Cracking the Code to Perfect Cacio E Pepe

Sep. 19, 2025 — What started as a frustrating kitchen challenge turned into award-winning science: Fabrizio Olmeda and his colleagues scientifically decoded the secret of creamy cacio e pepe and earned the Ig Nobel ...

Stanford Scientists Reveal Simple Shift That Could Prevent Strokes and Obesity Nationwide

Sep. 16, 2025 — Switching clocks twice a year disrupts circadian rhythms in ways that harm health. Stanford scientists found permanent standard time would reduce ...

Ozempic, Wegovy and Mounjaro Makes Food Taste Sweeter and Saltier, and That May Quiet Cravings

Sep. 16, 2025 — Some people taking Ozempic, Wegovy, or Mounjaro notice that food suddenly tastes sweeter or saltier, and this subtle shift in flavor perception ...

Daily Eye Drops Could Make Reading Glasses Obsolete

Sep. 15, 2025 — Eye drops combining pilocarpine and diclofenac helped patients read extra lines on vision charts, with effects lasting up to two years. The treatment could revolutionize presbyopia care as a safe, ...

Sleepless Nights May Raise Dementia Risk by 40%, Mayo Clinic Reveals

Sep. 14, 2025 — Chronic insomnia may do more than leave you groggy, it could speed up brain aging. A large Mayo Clinic study found that people with long-term sleep troubles were 40% more likely to develop dementia ...

The Fat You Can’t See May Be Damaging Your Heart, Even If You Exercise

Sep. 6, 2025 — Hidden fat wrapped around organs, known as visceral fat, has now been linked to faster heart aging. Using AI and imaging from more than 21,000 people in the UK Biobank, scientists found that this ...

Scientists Reveal How Breathwork Unlocks Psychedelic Bliss in the Brain

Sep. 2, 2025 — High-ventilation breathwork with music can evoke psychedelic-like states, shifting blood flow in the brain and reducing negative emotions. Participants experienced unity and bliss, pointing to a ...

The Common Cold’s Unexpected Superpower Against COVID

Aug. 26, 2025 — A nationwide study found that recent colds caused by rhinoviruses can give short-term protection against COVID-19. Children benefit most, as their immune systems react strongly with antiviral ...

Common Painkillers Like Advil and Tylenol Supercharge Antibiotic Resistance

Aug. 26, 2025 — Painkillers we often trust — ibuprofen and acetaminophen — may be quietly accelerating one of the world’s greatest health crises: antibiotic resistance. Researchers discovered that these drugs ...

Eating Meat May Protect Against Cancer, Landmark Research Shows

Aug. 25, 2025 — A large study of nearly 16,000 adults found no link between eating animal protein and higher death risk. Surprisingly, higher animal protein intake was associated with lower cancer mortality, ...

Scientists Just Found a Protein That Reverses Brain Aging

Aug. 20, 2025 — Scientists at UCSF have uncovered a surprising culprit behind brain aging: a protein called FTL1. In mice, too much FTL1 caused memory loss, weaker brain connections, and sluggish cells. But when ...

Scientists Discover Brain Layers That Get Stronger With Age

Aug. 12, 2025 — Researchers have discovered that parts of the human brain age more slowly than previously thought—particularly in the region that processes touch. By using ultra-high-resolution brain scans, they ...

What Scientists Discovered About French Fries and Diabetes

Aug. 11, 2025 — French fries may be more than just a guilty pleasure—they could raise your risk of type 2 diabetes by 20% if eaten three times a week, while the same amount of boiled, baked, or mashed potatoes ...

Nature’s Anti-Aging Hack? Jewel Wasp Larvae Slow Their Biological Clock

Aug. 7, 2025 — Scientists discovered that jewel wasp larvae that undergo a developmental "pause" live longer and age more slowly at the molecular level by nearly 30%. This slowdown is tied to conserved ...

Walk Faster, Live Longer: How Just 15 Minutes a Day Can Boost Lifespan

July 29, 2025 — Fast walking, even just 15 minutes a day, can dramatically reduce the risk of death, especially from heart disease, according to a large study involving nearly 80,000 low-income and predominantly ...

This Gut Hormone Could Explain 40% of IBS-D Cases—and Lead to a Cure

July 29, 2025 — A mysterious gut hormone may be behind many cases of chronic diarrhea, especially in people with undiagnosed bile acid malabsorption, a condition often mistaken for irritable bowel syndrome. ...

This Common Fruit Has Over 1,600 Compounds That Boost Brain, Heart, and Gut Health

Aug. 5, 2025 — Fresh grapes contain a potent mix of over 1,600 compounds that benefit heart, brain, skin, and gut health. New evidence suggests they deserve official superfood recognition, with benefits even at the ...

Even Without Catching COVID, the Pandemic May Have Quietly Aged Your Brain

July 24, 2025 — Even people who never caught Covid-19 may have aged mentally faster during the pandemic, according to new brain scan research. This large UK study shows how the stress, isolation, and upheaval of ...

Optimists Think Alike—and Brain Scans Just Proved It

July 23, 2025 — When imagining the future, optimists' brains tend to look remarkably alike, while pessimists show more varied neural activity. This neurological alignment could explain why optimists are often ...

Eggs Are Off the Hook—study Reveals Bacon’s the Real Heart Risk

July 27, 2025 — Eggs are finally being vindicated after decades of cholesterol-related blame. New research from the University of South Australia reveals that eggs, despite their cholesterol content, aren't the ...

Walk Faster, Age Slower: The 14-Step Boost That Builds Strength

July 28, 2025 — Walking just a bit faster could be the key to aging well. Researchers found that older adults who upped their walking pace by just 14 steps per minute significantly improved their physical ...

Science Tested 64 Natural Remedies for Depression—only a Few Actually Work

July 28, 2025 — Over-the-counter (OTC) products like St John’s Wort and omega-3s have long been touted for helping with depression, but new research reveals that 64 different OTC products have been tested in ...

Tai Chi, Yoga, and Jogging Rival Pills for Beating Insomnia

July 17, 2025 — Yoga, Tai Chi, walking, and jogging may be some of the best natural remedies for improving sleep and tackling insomnia, according to a large analysis comparing various treatments. While cognitive ...

Lemurs Age Without Inflammation—and It Could Change Human Health Forever

July 10, 2025 — What if humans didn’t have to suffer the slow-burning fire of chronic inflammation as we age? A surprising study on two types of lemurs found no evidence of "inflammaging," a phenomenon ...

Magic Mushrooms Rewind Aging in Mice—could They Do the Same for Humans?

July 22, 2025 — A surprising discovery from Emory University shows that psilocin, the active metabolite of psychedelic mushrooms, can delay cellular aging and extend lifespan. Human cells lived over 50% longer, and ...

Matching Your Workouts to Your Personality Could Make Exercising More Enjoyable and Give You Better Results

July 9, 2025 — Less than a quarter of us hit WHO activity targets, but a new UCL study suggests the trick may be matching workouts to our personalities: extroverts thrive in high-energy group sports, neurotics ...

Hate Exercise? Neuroscience Maps the Routine Your Personality Will Love

July 8, 2025 — A new UCL study reveals that aligning workouts with personality boosts fitness and slashes stress—extroverts thrive on HIIT, neurotics favor short, private bursts, and everyone benefits when ...

Scientists Find Brain Cell Switch That Could Reverse Obesity’s Effects

Aug. 8, 2025 — High-fat diets and obesity reshape astrocytes—star-shaped brain cells in the striatum that help regulate pleasure from eating. French researchers discovered that tweaking these cells in mice not ...

Scientists Discover Amino Acid Switch That Turns Fat Into a Calorie-Burning Furnace

Aug. 8, 2025 — Cutting calories doesn’t just slim you down—it also reduces cysteine, an amino acid that flips fat cells from storage mode to fat-burning mode. Researchers found that lowering cysteine sparks the ...