Human Quirks: Living Well

March 25, 2026

Top Headlines

Huge Study Finds No Evidence Cannabis Helps Anxiety, Depression, or PTSD

Mar. 20, 2026 The largest review of medicinal cannabis to date found it doesn’t effectively treat anxiety, depression, or PTSD—despite millions using it for those reasons. Researchers warn it could even make mental health worse, raising risks like psychosis ...

The Surprising Cancer Link Between Cats and Humans

Mar. 18, 2026 Scientists have mapped the genetics of cancer in cats for the first time at scale, uncovering major overlaps with human cancers. Key mutations—like those linked to breast cancer—appear in both species, and some human cancer drugs may also work ...

Your Daily Coffee May Be Protecting Your Brain, 43-year Study Finds

Mar. 18, 2026 Your morning coffee or tea could be quietly supporting your brain health. A long-term study found that moderate consumption of caffeinated coffee or tea was linked to an 18% lower risk of dementia and better cognitive performance over time. The ...

ADHD Brains Show Sleep-like Activity Even While Awake

Mar. 17, 2026 Researchers have identified a surprising brain pattern that may help explain why people with ADHD often struggle to stay focused. Even while awake, their brains can slip into brief episodes of “sleep-like” activity during demanding tasks. These ...

Study Finds Phone Use on the Toilet May Cause Painful Medical Condition

Mar. 7, 2026 Scrolling on your phone while sitting on the toilet might be doing more harm than you think. A new study found that people who use smartphones during bathroom visits had a 46% higher risk of hemorrhoids compared to those who don’t. Researchers ...

Scientists Reveal How Exercise Protects the Brain from Alzheimer’s

Feb. 20, 2026 Exercise may sharpen the mind by repairing the brain’s protective shield. Researchers found that physical activity prompts the liver to release an enzyme that removes a harmful protein causing the blood-brain barrier to become leaky with age. In ...

A Hidden Aloe Vera Compound Takes Aim at Alzheimer’s

Feb. 8, 2026 Scientists have uncovered promising clues that compounds found in Aloe vera could play a role in fighting Alzheimer’s disease. Using advanced computer modeling, researchers discovered that beta-sitosterol—a natural plant compound—strongly ...

Tiny Doses of THC Show Big Benefits for HIV Treatment

Jan. 21, 2026 A new study suggests that micro-doses of THC could help counter many long-term side effects of HIV treatment without causing intoxication. In animal models, low-dose THC reduced inflammation, improved gut bacteria, boosted serotonin, and lowered ...

Doctors Discover the Source of Mysterious Intoxication

Jan. 13, 2026 Some people get drunk without drinking because their gut bacteria produce alcohol from food. Researchers have now identified the microbes and biological pathways behind this rare condition, auto-brewery syndrome. Tests showed patients’ gut samples ...

Newly Discovered Coffee Compounds Beat Diabetes Drug in Lab Tests

Jan. 11, 2026 Roasted coffee may do more than wake you up—it could help control blood sugar. Researchers discovered several new coffee compounds that inhibit α-glucosidase, a key enzyme linked to type 2 diabetes. Some of these molecules were even more potent ...

Your Roommate’s Genes May Be Shaping Your Gut Bacteria

Dec. 23, 2025 Scientists studying thousands of rats discovered that gut bacteria are shaped by both personal genetics and the genetics of social partners. Some genes promote certain microbes that can spread between individuals living together. When researchers ...

He Ate a Hamburger and Died Hours Later. Doctors Found a Shocking Cause

Dec. 17, 2025 A rare tick-borne allergy linked to red meat has now been confirmed as deadly for the first time. A healthy New Jersey man collapsed and died hours after eating beef, with later testing revealing a severe allergic reaction tied to alpha-gal, a sugar ...

Latest Headlines

updated 10:14am EDT

Scientists Find a Natural Sunscreen Hidden in Hot Springs Bacteria

Jan. 13, 2026 Researchers studying cyanobacteria from hot springs in Thailand have discovered a new natural UV-blocking compound with impressive antioxidant power. Unlike conventional sunscreens, it’s ...

New Study Reveals How Kimchi Boosts the Immune System

Dec. 17, 2025 Kimchi may do far more than add flavor to meals—it could help fine-tune the human immune system. A clinical study using advanced single-cell genetic analysis found that regular kimchi consumption ...

Cannabis Compounds Show Unexpected Power Against Ovarian Cancer

Dec. 15, 2025 Scientists have discovered that key compounds from cannabis—CBD and THC—show surprisingly strong effects against ovarian cancer cells. Used together, they slow cell growth, reduce colony ...

Scientists Reveal the Real Benefits and Hidden Risks of Medical Cannabis

Dec. 12, 2025 A sweeping review of more than 2,500 studies reveals that despite booming public enthusiasm, cannabis has strong scientific support for only a few medical uses, leaving most popular claims—like ...

Scientists Find Dark Chocolate Ingredient That Slows Aging

Dec. 12, 2025 Scientists have uncovered a surprising link between dark chocolate and slower aging. A natural cocoa compound called theobromine was found in higher levels among people who appeared biologically ...

Scientists Reveal a Tiny Brain Chip That Streams Thoughts in Real Time

Dec. 9, 2025 BISC is an ultra-thin neural implant that creates a high-bandwidth wireless link between the brain and computers. Its tiny single-chip design packs tens of thousands of electrodes and supports ...

The Rotten Egg Smell That Could Finally Beat Nail Fungus

Dec. 7, 2025 Researchers have identified hydrogen sulfide as a surprisingly effective tool for treating difficult nail infections. It penetrates nails more efficiently than current drugs and kills pathogens by ...

This Engineered Fungus Cuts Emissions and Tastes Like Meat

Nov. 21, 2025 Scientists used CRISPR to boost the efficiency and digestibility of a fungus already known for its meatlike qualities. The modified strain grows protein far more quickly and with much less sugar ...

Amazon Scorpion Venom Shows Stunning Power Against Breast Cancer

Nov. 18, 2025 Scientists are turning venom, radioisotopes, engineered proteins, and AI into powerful new tools against cancer. From Amazonian scorpions yielding molecules that kill breast cancer cells as ...

The Hidden Brain Bias That Makes Some Lies So Convincing

Nov. 17, 2025 People are more likely to believe lies when there’s the possibility of a reward. Neuroimaging shows that the brain shifts into reward or risk mode depending on whether the context involves a gain ...

Surprising Heart Study Finds Daily Coffee May Cut AFib Risk by 39%

Nov. 10, 2025 New research finds that daily coffee drinking may cut AFib risk by nearly 40%, defying decades of medical caution. Scientists discovered that caffeine’s effects on activity, blood pressure, and ...

Mini Llama Proteins Show Promise for Alzheimer’s Treatment

Nov. 6, 2025 Miniature antibodies from camels and llamas can slip into the brain more easily than conventional drugs, offering a new way to treat disorders like Alzheimer’s and schizophrenia. Researchers say ...

It Sounds Creepy, but These Scientific Breakthroughs Could Save Lives

Oct. 30, 2025 From mini-brains to spider-inspired gloves and wolf apple coatings, scientists are turning eerie-sounding experiments into real innovations that could revolutionize health and sustainability. ...

Forget Fiber. Science Just Found the Foods That Really Help Constipation

Oct. 22, 2025 Researchers at King’s College London have created the first evidence-based dietary guidelines for chronic constipation, finding real relief may come from kiwifruit, rye bread, and mineral water. ...

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 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 ...

Scientists Just Debunked the Calcium and Dementia Myth

Oct. 18, 2025 A long-term Australian study found that calcium supplements do not raise dementia risk in older women, countering previous fears. The research followed more than 1,400 participants for nearly 15 ...

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 ...

A Flu Test You Can Chew

Oct. 2, 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 ...

Feeling Stressed? Science Finds a Simple Way to Take Back Control

Oct. 20, 2025 Feeling in control may be the key to conquering daily stress. Penn State researchers found that people were 62% more likely to resolve everyday hassles on days when they felt greater control. This ...

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 ...

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 ...

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 ...

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 ...

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 ...

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

Sep. 15, 2025 Switching clocks twice a year disrupts circadian rhythms in ways that harm health. Stanford scientists found permanent standard time would reduce obesity and stroke rates nationwide, making it the ...

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 appears tied to reduced appetite and stronger feelings ...

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, ...

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. ...

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 ...