Human Biology News

May 13, 2026

Top Headlines

Scientists Discover a Weak Spot Shared by Polio and Common Cold Viruses

May 12, 2026 Scientists at the University of Maryland, Baltimore County, have uncovered a crucial trick used by enteroviruses—the group behind diseases like polio, myocarditis, encephalitis, and even the common cold—to reproduce inside human cells. The team ...

Scientists Make Old Blood Stem Cells Young Again in Major Anti-aging Breakthrough

May 12, 2026 As blood stem cells age, their lysosomes become overactive and damaged, triggering inflammation and weakening the body’s ability to regenerate healthy blood and immune cells. By calming this ...

This Simple Strength Test Could Predict How Long You Live

May 11, 2026 Staying strong may be one of the biggest secrets to living longer — especially for older women. A major study of more than 5,000 women found that simple signs of muscle strength, like a firm hand grip or the ability to quickly stand up from a ...

Scientists Say This Common Sweetener May Be Quietly Rewiring Your Metabolism

May 11, 2026 Researchers say fructose is not just “empty calories” — it may actively push the body toward fat storage and metabolic disease. A new review found that fructose affects the body differently ...

Ultra-processed Foods Linked to Higher Risk of Heart Disease and Early Death

May 10, 2026 Ultra-processed foods may be doing far more damage than many people realize. A major new European cardiology report warns that people who eat the most ultra-processed foods face significantly higher ...

Scientists Successfully Transfer Longevity Gene and Extend Lifespan

May 10, 2026 Scientists at the University of Rochester pulled off a remarkable experiment: they transferred a longevity-related gene from the famously long-lived naked mole rat into mice, and the mice ended up healthier and lived longer. The special gene boosts ...

Scientists Discover the Brain’s Hidden “Stop Scratching” Switch

May 10, 2026 Scientists have uncovered a hidden “stop-scratching” signal in the nervous system that tells your brain when enough scratching is enough. The discovery centers on a molecule called TRPV4, which acts like part of an internal braking system for ...

Scientists Reversed Liver Aging with Young Gut Bacteria in Stunning Study

May 9, 2026 Rebooting the gut microbiome with bacteria from youth may help stop aging-related liver damage and even prevent liver cancer, according to new research in mice. Older mice that received their own preserved youthful microbiome showed less ...

New Obesity Discovery Rewrites Decades of Fat Science

May 8, 2026 Scientists have uncovered a surprising secret hidden inside fat cells that could reshape how we think about obesity and metabolic disease. A protein called HSL, long believed to simply release stored fat when the body needs energy, turns out to have ...

A Common Constipation Drug Shows Surprising Power to Protect Kidneys

May 8, 2026 A common constipation drug may have unexpectedly unlocked a new way to slow chronic kidney disease — a condition that affects millions and often leads to dialysis. In a clinical trial involving 150 patients, researchers found that lubiprostone, a ...

Doctors Warn This Popular Vitamin May Quietly Disrupt Cancer Care

May 7, 2026 Many cancer patients turn to biotin supplements hoping to restore hair lost during treatment, but experts warn the popular vitamin may do more harm than good. While biotin is often marketed for stronger hair and nails, there’s little evidence it ...

Scientists Just Discovered What Coffee Is Really Doing to Your Gut and Brain

May 3, 2026 Coffee doesn’t just energize—it actively reshapes the gut and mind. Researchers found that both caffeinated and decaf coffee altered gut bacteria in ways linked to better mood and lower stress. ...

Latest Headlines

updated 11:08am EDT

New Treatment Cuts Bad Cholesterol by Nearly 50% Without Statins

May 1, 2026 A new breakthrough could change how high cholesterol is treated, offering a powerful alternative to traditional drugs. Researchers have developed tiny DNA-based molecules that shut down PCSK9—a key ...

Your Gut Takes a “double Hit” from Stress and Late-Night Eating

May 1, 2026 Chronic stress is already tough on your gut—but new research suggests late-night eating could make things even worse. Scientists analyzing thousands of people found that those under high stress who ...

First-Ever 3D View Shows How Killer T Cells Destroy Cancer

Apr. 30, 2026 The body’s “killer” T cells don’t just attack—they strike with astonishing precision, forming a tiny, highly organized contact zone that lets them destroy dangerous cells without harming ...

Harvard Scientists Link Gut Bacteria to Depression Through Hidden Inflammation Trigger

Apr. 25, 2026 A gut bacterium may be quietly fueling depression through an unexpected chemical twist. Researchers found that when Morganella morganii interacts ...

This Simple Fatty Acid Could Restore Failing Vision

Apr. 22, 2026 Scientists at UC Irvine have found a way to potentially reverse age-related vision loss by targeting the ELOVL2 “aging gene” and restoring vital fatty acids in the retina. Their experiments in ...

Scientists Discover Hidden “master Switch” Driving Skin Cancer Growth and Immune Escape

Apr. 21, 2026 A key protein, HOXD13, helps melanoma tumors grow and evade the immune system by boosting blood supply and blocking cancer-fighting T cells. ...

Scientists Discover Bacteria Can “explode” to Spread Antibiotic Resistance

Apr. 17, 2026 Scientists have uncovered a surprising twist in how bacteria share genes—including those that spread antibiotic resistance. Tiny virus-like ...

Can Sparkling Water Boost Metabolism and Help With Weight Loss?

Apr. 17, 2026 Sparkling water is often seen as a simple, healthy drink—but could it also help with weight loss? New research suggests it may slightly boost how the body processes blood sugar and energy. However, ...

A “death” Protein May Be the Key to Slowing Aging at Its Source

Apr. 16, 2026 Scientists have discovered that a protein linked to cell death is secretly driving the aging of blood stem cells in a completely different way. Instead of killing the cells, it damages their ...

Scientists Discover Why Bread Can Cause Weight Gain Without Extra Calories

Apr. 14, 2026 Bread and other carbohydrate staples may be doing more than just filling plates—they could be quietly reshaping metabolism. In a surprising twist, researchers found that mice strongly preferred ...

Men and Women With Obesity Face Very Different Hidden Health Risks

Apr. 13, 2026 New research reveals that obesity affects men and women in surprisingly different ways. Men are more likely to develop harmful abdominal fat and signs of liver stress, while women show higher ...

The People You Live With Could Be Changing Your Gut Bacteria

Apr. 13, 2026 Spending time with close companions might do more than strengthen bonds—it could also reshape your gut bacteria. In a study of island birds, those with stronger social ties shared more gut ...

Hidden Weak Spots in HIV and Ebola Revealed With Breakthrough Nanodisc Technology

Apr. 12, 2026 A new nanodisc-based platform lets scientists study viral proteins in a form that closely mimics real viruses, revealing how antibodies truly recognize them. This approach uncovered hidden ...

Scientists Finally Uncover Why Promising Cancer Drugs Keep Failing

Apr. 9, 2026 Cancer drugs known as BET inhibitors once looked like a breakthrough, but in real patients they’ve often fallen short. New research reveals a key reason why: two closely related proteins, BRD2 and ...

This Strange “pearling” Motion Inside Cells Could Change How We Understand Disease

Apr. 13, 2026 Mitochondria don’t just generate energy—they also carefully organize their own DNA in a surprisingly elegant way. Scientists have discovered that a long-overlooked phenomenon called ...

Scientists Discover “molecular Shredder” That Helps Deadly Parasite Evade the Immune System

Apr. 2, 2026 A deadly parasite responsible for sleeping sickness has been found using a surprisingly precise trick to stay hidden in the human bloodstream. Scientists discovered a protein called ESB2 that acts ...

Scientists Discover Hidden “winds” Inside Cells That Could Explain Cancer Spread

Apr. 1, 2026 Cells aren’t as passive as scientists once thought—they actively create internal currents to move proteins quickly and efficiently. These “cellular winds” push materials to the front of the ...

Scientists Discover Why Flu and COVID Hit Older Adults So Hard

Apr. 3, 2026 A new study reveals that aging lungs may play a major role in why flu and COVID can become so dangerous for older adults. Researchers found that certain lung cells can trigger an exaggerated immune ...

New Cholesterol Guidelines Could Change When You Get Tested

Mar. 29, 2026 A major new U.S. cholesterol guideline is shifting the focus toward earlier, more personalized prevention of heart disease. It urges people to start screening sooner—sometimes even in ...

Scientists Say This Simple Habit May Help You Lose More Weight

Mar. 30, 2026 A new study suggests that simplifying your diet by eating the same meals and keeping your calorie intake consistent could help you lose more weight. Researchers found that people who followed ...

Scientists Discover Why Your Appetite Suddenly Disappears When You’re Sick

Mar. 28, 2026 Scientists have uncovered how your body actually tells your brain to stop eating when you’re sick. In a new study, researchers found that specialized cells in the gut detect parasites and send ...

Cold Weather Linked to 40,000 Extra Heart Deaths Each Year in the U.S.

Mar. 25, 2026 When temperatures plunge, the risk to your heart rises dramatically. A large U.S. study shows cold weather is linked to far more cardiovascular deaths than heat, accounting for tens of thousands of ...

DNA Robots Could Deliver Drugs and Hunt Viruses Inside Your Body

Mar. 31, 2026 DNA robots are emerging as tiny programmable machines that could one day deliver drugs, hunt viruses, and build molecular-scale devices. By borrowing ideas from traditional robotics and combining ...

Your DNA Has a Secret “second Code” That Decides Which Genes Get Silenced

Apr. 9, 2026 Not all parts of our genetic code are equal, even when they appear to say the same thing. Scientists have discovered that cells can detect less efficient genetic instructions and selectively silence ...

Most Mass Spectrometers Handle a Few Molecules. This New Prototype Handles Billions

Mar. 25, 2026 A new prototype could supercharge mass spectrometry by analyzing thousands of molecules at once instead of one by one. The breakthrough boosts sensitivity enough to reveal rare, hidden ...

Scientists Link Childhood Stress to Lifelong Digestive Issues

Mar. 17, 2026 Early life stress may set the stage for long-term digestive problems by disrupting the gut-brain connection. Studies in both mice and thousands of children found links to symptoms like pain, ...

DNA Origami Vaccines Could Be the Next Leap Beyond mRNA

Mar. 17, 2026 mRNA vaccines saved millions of lives during COVID-19 but have limitations like waning immunity and complex production. Scientists are now testing a new platform called DoriVac, which uses folded DNA ...

Severe COVID or Flu May Raise Lung Cancer Risk Years Later

Mar. 13, 2026 A severe case of COVID-19 or influenza could increase the risk of lung cancer later on, according to new research. Scientists discovered that serious viral infections can alter immune cells in the ...

A Surprising Blood Protein Pattern May Reveal Alzheimer’s

Mar. 12, 2026 A new study suggests Alzheimer’s disease may be detectable through subtle shape changes in proteins found in the blood. Researchers discovered that structural differences in three blood proteins ...

Hidden Metabolism Found Operating Inside the Cell Nucleus

Mar. 9, 2026 Researchers have found hundreds of metabolic enzymes attached to human DNA inside the cell nucleus. Different tissues and cancers show unique patterns of these enzymes, forming a “nuclear metabolic ...