Top Health News

July 26, 2026

Top Headlines

After 60 Years, Scientists Uncover Metformin’s Hidden Brain Effects

July 25, 2026 A decades-old diabetes drug just got a surprising twist. Scientists have discovered that metformin doesn’t just work in the liver and gut—it also acts directly in the brain, where it taps into a hidden control center for blood sugar. By ...

Oral GLP-1 Drugs May Quiet the Brain’s Food Craving Circuit

July 25, 2026 Newer oral drugs related to semaglutide medications such as Ozempic reduced pleasure-driven eating in mice by quieting a deep brain reward circuit. The finding could open new avenues for understanding food cravings and potentially treating substance ...

AI Helps Stanford Scientists Discover “Natural Ozempic” Without the Usual Side Effects

July 24, 2026 Stanford Medicine researchers have discovered a naturally occurring molecule that may suppress appetite and reduce body weight much like Ozempic, but without several of its common side effects. The ...

APOE2 May Protect the Brain from Alzheimer’s and Aging

July 24, 2026 The longevity-linked APOE2 gene appears to protect brain cells by reducing DNA damage and helping neurons recover from stress. The finding could open a new path toward treatments that mimic APOE2’s defenses in people at higher genetic risk for ...

A Healthier Global Diet Could Cut Farm Emissions by 85%

July 23, 2026 A global shift toward healthier diets could sharply reduce livestock farming, free up agricultural land, and cut emissions from land-use change by 85% by 2050. At the same time, fruit, vegetable, nut, and legume production could soar, creating a ...

Lab-grown Mini Brains May Predict Which Alzheimer’s Treatments Will Work

July 22, 2026 Miniature brain models grown from patients’ cells revealed striking differences in how Alzheimer’s-related tissue responds to an antidepressant. The organoids and the particles they release could eventually guide more personalized treatments and ...

Scientists Revive a Powerful Antibiotic That Superbugs Had Defeated

July 22, 2026 Scientists have found a way to revive vancomycin, a powerful antibiotic that some dangerous bacteria have learned to resist. Instead of creating an entirely new drug, researchers paired vancomycin with a small molecule called pghi-4, which blocks a ...

New Cancer Strategy Could Stop Tumors Before Resistance Takes Hold

July 22, 2026 Researchers are applying evolutionary theory to cancer by changing treatments before tumors have time to develop resistance. Mathematical models suggest that rapid, carefully timed switches between multiple therapies could improve cure ...

Magic Mushrooms May Reshape the Brain Long After the Trip Ends

July 22, 2026 A single dose of psilocybin produced measurable changes in brain activity and possible changes in brain structure that lasted for up to a month. Participants who experienced the greatest increase in flexible, varied brain activity also reported more ...

Scientists Found Mystery Bacteria Inside One of the Ocean’s Most Elusive Whales

July 21, 2026 Scientists studying decades of pygmy sperm whale strandings have uncovered three previously unknown types of Helicobacter bacteria hiding in the animals’ stomachs. All four infected whales showed ...

New Molecular Map Reveals How the Flu Virus Hijacks Human Cells

July 21, 2026 Scientists uncovered how influenza A commandeers human cells, including a surprising strategy that dissolves tiny structures in the nucleus and releases proteins the virus may use to reproduce. The detailed molecular map could reveal new drug ...

This Food Compound May Help Vaccines Work Better in Older Adults

July 20, 2026 A naturally occurring compound found in foods such as wheat germ, mushrooms, and aged cheese may help older adults build stronger protection after vaccination. In a small pilot trial, researchers gave spermidine supplements to adults over 65 ...

Latest Headlines

updated 6:16am EDT

A Hidden Alzheimer’s Tipping Point May Decide Who Gets Dementia

July 26, 2026 Scientists have identified a possible tipping point that helps determine whether Alzheimer’s-related brain changes lead to dementia. The key may lie in how the brain’s immune cells respond to ...

A Single Dose Reversed Autism-Like Symptoms in Adult Mice Within Hours

July 25, 2026 Even mild inflammation during pregnancy led mouse offspring to develop persistent brain overactivity, sensory sensitivity, repetitive behaviors, and increased seizure risk. Remarkably, one dose of ...

Superagers Keep Youthful Memories but Their DNA Does Not Explain Why

July 25, 2026 Scientists expected SuperAgers might simply inherit fewer Alzheimer’s-related risks, but their genes looked much like those of typical older adults. Their extraordinary memories may instead come ...

Coffee May Help Shield the Liver from Fat, Scarring, and Cancer

July 25, 2026 A major long-term study linked coffee consumption with lower risks of cirrhosis, liver cancer, and death from liver disease. Coffee drinkers also showed healthier liver scans and blood protein ...

A Daily Fiber Supplement Reduced Knee Arthritis Pain and Improved Strength

July 25, 2026 A prebiotic fiber supplement reduced knee osteoarthritis pain while also improving grip strength and pain sensitivity in a six-week trial. The results hint at a fascinating gut-muscle-pain connection ...

Scientists Discover a Compound That Could Supercharge Aging Muscle Repair

July 24, 2026 A sulfur-based compound called LASSS appears to protect and supercharge a key protein involved in repairing damaged muscle. The discovery could eventually lead to new ways to slow muscle loss and ...

A New Antiviral Could Stop Measles Before an Outbreak Takes Off

July 24, 2026 An experimental pill prevented a measles-like virus from spreading through the air or through close contact in ferrets. It worked when given shortly before or after exposure and also shortened ...

The Billion-Dollar Problem Keeping Ozempic, Wegovy, and Zepbound from Patients

July 24, 2026 Ozempic, Wegovy, and similar drugs may deliver excellent health value, but covering them for millions of eligible patients could overwhelm insurance ...

Ozempic and Mounjaro Linked to a Surprising Hair Loss Risk

July 23, 2026 A large study suggests that GLP-1 drugs including Ozempic and Mounjaro may slightly increase the risk of hair loss in people with type 2 diabetes. Compared with two other common classes of diabetes ...

Major Genetic Breakthrough Reveals Hidden Causes of Severe Morning Sickness in Pregnancy

July 23, 2026 A massive genetic study has identified nine new genes linked to hyperemesis gravidarum, the most severe form of pregnancy sickness, bringing the ...

Scientists Discover the Hidden Brain Switch That Assigns Bees Their Jobs

July 22, 2026 Researchers found that specific brain circuits help decide which jobs bees perform as they age. When those circuits were switched off, older worker bees began caring for the queen again instead of ...

Coffee May Protect Your Heart but Energy Drinks Could Harm It

July 21, 2026 For most adults, a daily caffeine habit may be safer for the heart than many people assume. A new American Heart Association review found that up to 400 milligrams of caffeine a day, roughly three to ...

Watching Too Much TV in Midlife May Shrink the Brain

July 21, 2026 Watching television very often in midlife may be linked to troubling brain changes decades later. In a study of about 1,700 adults, frequent TV viewers later showed smaller brain regions involved in ...

Scientists Discover a Protein That Protects the Brain from Alzheimer’s Damage

July 20, 2026 A protein called SORLA may act as a powerful defense against the toxic tau tangles involved in Alzheimer’s disease. Mice with extra SORLA had less tau accumulation, less brain atrophy, and ...

Alzheimer’s Breakthrough: Scientists Restore Two Hours of Sleep Without Clearing Brain Plaques

July 20, 2026 Researchers have uncovered a surprising culprit behind sleep loss in Alzheimer’s disease: the brain’s own immune cells. In mice with amyloid plaques, overactive microglia triggered inflammation ...

Scientists Detect Hidden Skin Damage Before It Becomes Visible

July 20, 2026 Scientists have discovered a hidden warning sign of skin damage that appears before collagen fibers visibly thin, break, or lose their connections. Using advanced light-based techniques, the team ...

Scientists Tested 39 Sweeteners and Found Unexpected Gut Effects

July 17, 2026 A large laboratory study found that many commonly used sweeteners can directly change the growth of gut bacteria. Researchers identified more than 100 cases in which sweeteners behaved differently ...

More Than 400 Sick as CDC Searches for the Source of a Mystery Outbreak

July 16, 2026 A growing Cyclospora outbreak has sickened more than 400 people in four states, and investigators are still searching for the contaminated food responsible. The CDC warns the actual number of cases ...

Going to Museums, Movies, and Theater May Help Your Body Stay Younger

July 15, 2026 Going to the cinema, visiting museums, or attending concerts may do more than entertain. Researchers found that older adults who regularly participated in cultural activities tended to have bodies ...

This Pet Gecko Could Help Scientists Unlock the Secrets of Cancer

July 14, 2026 An unusual leopard gecko that naturally develops aggressive tumors may become an important new model for cancer research. Scientists found its tumors share key genetic changes with human cancers, ...

Scientists Finally Solved Why Some Frogs Survive a Deadly Fungus

July 14, 2026 A deadly fungus has wiped out amphibian populations around the globe, yet some mysteriously recover. Researchers discovered that survivors develop powerful immune defenses while they are still ...

Where You Live Could Shape Your Dementia Risk, Massive Study Finds

July 13, 2026 Researchers analyzing data from more than 214,000 people found that dementia risk factors differ widely across countries, challenging the idea of a one-size-fits-all prevention strategy. At the same ...

Scientists Discover a Hidden Heart Valve Risk Linked to Gum Disease

July 13, 2026 Researchers found that bacteria linked to gum disease may help drive the development of calcific aortic valve stenosis by triggering inflammation and calcium buildup in the heart valve. The early ...

New Alzheimer's Drug Repairs DNA Damage and Reduces Brain Inflammation

July 17, 2026 A drug originally developed for spinal cord injury may offer a fresh approach to treating Alzheimer’s disease. In mouse studies, KCL-286 repaired dangerous DNA damage, reduced inflammation, and ...

New Antibody Drug Stops Aggressive Prostate Cancer from Spreading

July 20, 2026 Scientists have developed a fully human antibody that halted the growth and spread of aggressive prostate cancer in preclinical research. Although more testing is needed, the drug’s unusual ...

Experimental Drug Reverses Severe Fatty Liver Disease by Repairing the Gut

July 11, 2026 An experimental drug called DT-109 reversed severe fatty liver disease in animal studies by repairing the gut and preventing harmful toxins from damaging the liver. The discovery could open the door ...

Losing Just 80 Minutes of Sleep a Night Could Make You Gain Weight

July 13, 2026 Sleeping about an hour and 20 minutes less each night for six weeks caused participants to gain weight and spend more time inactive. Researchers found that even mild, realistic sleep loss, similar to ...

Scientists Finally Crack Nature's Secret for Building Better Cancer Drugs

July 8, 2026 Researchers have cracked the code behind bacteria's ability to naturally manufacture multiple versions of powerful anti-cancer drugs. The discovery could make it much easier to engineer new ...

Scientists Say Creatine May Help Fight Depression

June 30, 2026 Creatine is best known as a muscle-building supplement, but scientists are now investigating whether it could also help treat depression by boosting the brain's energy supply. A new review ...

Scientists May Have Finally Found How Alzheimer's Spreads Through the Brain

June 30, 2026 A common brain protein may be giving Alzheimer’s disease an unexpected way to spread, carrying toxic Tau proteins from damaged neurons into healthy ones. By blocking these harmful protein packages ...