Top Health News

June 21, 2026

Top Headlines

Scientists Discover Neurons Must Break Their DNA to Build the Brain

June 21, 2026 As newborn neurons make their way through the developing brain, they must squeeze through incredibly tight spaces to reach their final destinations. Researchers discovered that this physical journey routinely causes some of the most severe forms of ...

This DNA Repair Gene Went Rogue and Exposed a Cancer Weakness

June 20, 2026 Scientists have discovered that a gene normally considered a DNA-protecting "good guy" can become dangerous when cells make too much of it. The gene, EXO1, acts like molecular scissors that help repair DNA, but when overproduced it starts cutting ...

Scientists Reprogram Brain Immune Cells to Fight Alzheimer’s

June 19, 2026 A newly identified molecule called OLE helped restore the brain’s immune cells to a more protective state in Alzheimer’s models. The treatment reduced toxic plaque buildup and improved memory, raising hopes for a new therapeutic ...

This Giant Tropical Fruit Could Help Reverse Gum Disease Damage

June 19, 2026 A new biomaterial made from jackfruit latex, pomegranate peel, and simvastatin could transform the treatment of severe gum disease. Early tests suggest it not only combats infection and inflammation but may also help rebuild lost bone and tissue ...

Ancient DNA Reveals Plague Was Already Killing Humans 5,500 Years Ago

June 18, 2026 Plague was already a deadly killer 5,500 years ago, long before cities, farming, or the rat-infested conditions usually linked to historic outbreaks. By analyzing ancient DNA from hunter-gatherer cemeteries in Siberia, researchers discovered early ...

Humans May Have Hidden Regenerative Powers

June 17, 2026 Scientists have taken a surprising step toward unlocking regeneration in mammals, showing that the ability to rebuild complex body parts may not be lost after all—it may simply be switched off. Using a two-stage treatment, researchers redirected ...

Scientists Say Most of What’s in Your Food Is Still a Mystery

June 17, 2026 Scientists are beginning to explore a hidden world of thousands of food chemicals that go far beyond the nutrients listed on nutrition labels. This “nutritional dark matter” may hold the key to understanding disease risk, healthy aging, and why ...

New Study Explores Potential Cross-species Spread of Chronic Wasting Disease

June 16, 2026 A new study found that chronic wasting disease can sometimes spread silently, with infectious prions present even in animals that show no symptoms. While there is no confirmed human risk, researchers ...

Scientists Turned Red Lettuce Green and Something Surprising Happened

June 15, 2026 Researchers used genome editing to block the production of red pigments in lettuce, causing other beneficial plant compounds to build up instead. The lettuce continued to grow normally, pointing toward a new way to create crops with customized ...

Why Middle Age Is Becoming a Breaking Point in the U.S.

June 13, 2026 A new international study finds that middle-aged Americans are lonelier, more depressed, and experiencing worse memory and health than earlier generations. Researchers say growing financial strain, weaker social supports, and chronic stress may ...

Your Brain Can Keep Improving Into Your 90s, Study Finds

June 13, 2026 A three-year study of nearly 4,000 adults ranging from age 19 to 94 found that brain health can improve at any age, challenging the common belief that mental sharpness must decline as we get older. Participants spent just a few minutes a day on ...

June 10, 2026 A major study suggests glucosamine, a popular supplement for joint pain, could be linked to faster progression from mild cognitive impairment to Alzheimer’s disease. Researchers found a 25% higher ...

Latest Headlines

updated 10:59am EDT

Long-Lived Families Reveal a Rare Genetic Clue to Healthy Aging

June 21, 2026 A study of long-lived families has identified rare genetic variants that may help people stay healthier for much longer as they age. One standout mutation appears to temper inflammation, potentially ...

Tubulin Prevents Toxic Brain Protein Clumps Linked to Alzheimer’s and Parkinson’s

June 21, 2026 Scientists at Baylor College of Medicine may have uncovered a promising new way to combat Alzheimer’s and Parkinson’s disease. Instead of trying ...

Yale Study Finds Nearly Half of Older Adults Improved With Age

June 21, 2026 A long-term Yale study is challenging one of the biggest myths about aging. Nearly half of adults over 65 improved physically, mentally, or both over time, despite the common belief that aging means ...

Major Review Finds Vaping Likely Causes Lung and Oral Cancer

June 21, 2026 Researchers have concluded that nicotine vapes are likely to cause lung and oral cancers, based on evidence ranging from human biomarkers to animal and laboratory studies. The findings challenge the ...

Ozempic Changed Obesity Treatment, but Experts Say the Real Revolution Is Next

June 20, 2026 The obesity treatment landscape is changing fast, with GLP-1 drugs opening the door to more effective care than ever before. Experts now envision a ...

Think You're Eating Healthy? You May Be Missing This Heart-Protecting Nutrient

June 19, 2026 Eating five servings of fruits and vegetables may not be enough if you're missing foods rich in flavanols, a group of compounds linked to better ...

Scientists May Have Found What Really Triggers Alzheimer’s Disease

June 18, 2026 Scientists may have uncovered a hidden trigger behind Alzheimer’s disease. Instead of plaques being the root cause, amyloid beta appears to interfere with tau, a protein that helps keep neurons ...

A Surprising Discovery Reveals the Kidney Has a Secret Backup System

June 18, 2026 Scientists at Mayo Clinic have uncovered a surprising new way the kidneys conserve water, revealing a hidden backup system that works independently of the hormone long believed to control the ...

Researchers Found 8 Common Food Additives Linked to High Blood Pressure and Heart Disease

June 18, 2026 A major study of more than 112,000 people found that eating foods containing common preservatives may be linked to a higher risk of high blood ...

Ozempic and Wegovy Linked to Surprising Drop in Violent Behavior

June 17, 2026 A Rutgers study suggests GLP-1 drugs such as Ozempic and Wegovy may weaken the link between impulsive tendencies and violent behavior. The surprising finding hints that these medications could affect ...

A Daily Probiotic May Help Relieve Depression and Anxiety

June 17, 2026 A small clinical trial suggests that probiotics may offer a surprising mental health boost for older adults with depression. Seniors who took a daily probiotic alongside their regular antidepressant ...

New Procedure Delivers Lasting Knee Arthritis Pain Relief Without Surgery

June 17, 2026 A minimally invasive treatment that blocks inflammation-driving blood vessels in the knee provided significant pain relief and improved function for osteoarthritis patients, with benefits lasting at ...

Scientists Found an Early Depression Clue Hidden in Children’s Eyes

June 16, 2026 Depression appears to change what children notice in the faces around them, but the effect depends on family history. Kids with a higher inherited risk became more focused on sadness, while ...

Most People Who Stop GLP-1 Drugs Like Ozempic Eventually Return

June 16, 2026 Many people prescribed GLP-1 drugs for type 2 diabetes (such as Victoza, Ozempic, or tirzepatide) stop taking them, but a surprising number later return to treatment. Researchers found that newer ...

Semaglutide (Ozempic) Linked to Fewer Bone Fractures Despite Greater Weight Loss

June 16, 2026 A large real-world study suggests semaglutide (Ozempic, Wegovy, Rybelsus) may offer an unexpected bonus for people with type 2 diabetes: stronger protection against bone fractures while delivering ...

Copper Drug Clears Toxic Alzheimer’s Proteins and Restores Memory

June 15, 2026 A copper-based compound restored the brain’s ability to clear toxic Alzheimer’s proteins, dramatically reducing amyloid buildup and improving memory in laboratory experiments. The findings point ...

Common Plastic Chemical Linked to Lifelong Anxiety in New Study

June 17, 2026 Exposure to a common plastic chemical before and shortly after birth may have lasting effects on behavior. Researchers found that male rats exposed early in life to DEHP—a plasticizer used in ...

Scientists Found a Surprising Problem With Sugar-Free Diets

June 14, 2026 A surprising new study suggests that completely eliminating sugar may backfire. Mice on a sucrose-free low-fat diet showed worse blood sugar control, increased inflammation, disrupted gut bacteria, ...

People Taking GLP-1 Weight Loss Drugs Like Ozempic Started Moving Less

June 14, 2026 People taking popular weight-loss drugs such as Ozempic, Wegovy, Mounjaro, and Zepbound may be losing pounds, but they could also be moving less. Researchers analyzing Fitbit data found that daily ...

Why Grandparents Matter More Than Ever for Children's Mental Health

June 13, 2026 A child psychologist says grandparents are more important than ever as youth mental health challenges continue to rise. He argues that children need supportive relationships, meaningful ...

New Fentanyl Vaccine Blocks Deadly Overdoses Before They Start

June 13, 2026 A new experimental vaccine developed by Scripps Research could offer a powerful new way to prevent fentanyl overdoses by stopping the drug before it reaches the brain. Rather than targeting only ...

Can Fasting Fight Gum Disease? Scientists Find Surprising Link

June 12, 2026 A low-calorie fasting-style diet significantly reduced inflammation linked to gum disease in a small clinical study. The findings suggest that what people eat may influence gum health almost as much ...

New GLP-1 Diabetes Pill Delivers Major Weight Loss and Blood Sugar Control

June 15, 2026 A new oral GLP-1 medication helped people with type 2 diabetes dramatically improve blood sugar control and lose weight in a major clinical trial. The results suggest that highly effective diabetes ...

Scientists Mapped Every Neural Connection in a Fruit Fly and Found a Surprise

June 10, 2026 A groundbreaking new connectome maps every neural connection in an adult fruit fly’s central nervous system, creating an unprecedented view of how the brain and body work together. The findings ...

Scientists Found a New Alzheimer’s Trigger and a Drug That Stops It

June 8, 2026 Researchers have identified a new Alzheimer’s target and created an experimental compound that blocks a damaging process inside brain cells. In mice, the treatment slowed nerve cell loss, reduced ...

Sleep Apnea’s Hidden Heart Disease Trigger Found in the Gut

June 9, 2026 A surprising gut-heart connection may help explain why sleep apnea increases the risk of cardiovascular disease. In mice, disabling a bile acid receptor called FXR sharply reduced plaque buildup, ...

Doctors Thought This Kidney Drug Helped Some Patients. It May Help Millions More.

June 8, 2026 A trio of major studies found that finerenone may protect the kidneys and heart in far more people than previously thought. The drug significantly slowed kidney disease progression and reduced the ...

AI-Designed Universal Coronavirus Vaccine Passes First Human Trial

June 5, 2026 Scientists have successfully tested an AI-designed universal coronavirus vaccine in humans for the first time, finding it to be safe and well tolerated. The vaccine generated immune responses against ...

Scientists Discover the Master Clock That Controls Biological Growth and Development

June 4, 2026 A newly discovered genetic clock acts as the master timekeeper for development, orchestrating crucial bursts of gene activity throughout a worm’s growth. When the clock is disrupted, development ...

Scientists Found the Strength Training Sweet Spot for a Longer Life

June 12, 2026 Just 90–120 minutes of strength training a week may deliver some of the biggest long-term health rewards, according to a study tracking more than 147,000 people for 30 years. That amount was linked ...