Medical Topics News

November 16, 2025

Top Headlines

Melanoma Rates Are Spiking Fast in These 15 Pennsylvania Counties

Nov. 16, 2025 Penn State scientists identified a striking rise in melanoma across several Pennsylvania counties dominated by cropland and herbicide use. The elevated risk persisted even after factoring in sunlight, suggesting an environmental influence beyond the ...

Scientists Find a Surprising Link Between Lead and Human Evolution

Nov. 16, 2025 Researchers found that ancient hominids—including early humans—were exposed to lead throughout childhood, leaving chemical traces in fossil teeth. Experiments suggest this exposure may have driven genetic changes that strengthened ...

Scientists Melt Early Protein Clumps and Shut Down Alzheimer’s Damage

Nov. 15, 2025 Researchers found that tau proteins don’t jump straight into forming Alzheimer’s-associated fibrils—first they assemble into soft, reversible clusters. When the clusters were dissolved, fibril growth was almost entirely suppressed. This ...

CRISPR Brings Back Ancient Gene That Prevents Gout and Fatty Liver

Nov. 14, 2025 By reactivating a long-lost gene, researchers were able to lower uric acid levels and stop damaging fat accumulation in human liver models. The breakthrough hints at a future where gout and several metabolic diseases could be prevented at the ...

New Prediction Breakthrough Delivers Results Shockingly Close to Reality

Nov. 14, 2025 Researchers have created a prediction method that comes startlingly close to real-world results. It works by aiming for strong alignment with actual values rather than simply reducing mistakes. Tests on medical and health data showed it often ...

A Tiny Worm Just Revealed a Big Secret About Living Longer

Nov. 14, 2025 Scientists studying aging found that sensory inputs like touch and smell can cancel out the lifespan-boosting effects of dietary restriction by suppressing the key longevity gene fmo-2. When overactivated, the gene makes worms oddly indifferent to ...

Scientists Find a Molecule That Mimics Exercise and Slows Aging

Nov. 13, 2025 Exercise appears to spark a whole-body anti-aging cascade, and scientists have now mapped out how it happens—and how a simple oral compound can mimic it. By following volunteers through rest, intense workouts, and endurance training, researchers ...

Scientists Uncover a Hidden Limit Inside Human Endurance

Nov. 13, 2025 Ultra-endurance athletes can push their bodies to extraordinary extremes, but even they run into a hard biological wall. Researchers tracked ultra-runners, cyclists, and triathletes over weeks and months, discovering that no matter how intense the ...

Your Anxiety May Be Controlled by Hidden Immune Cells in the Brain

Nov. 13, 2025 Researchers have uncovered surprising evidence that anxiety may be controlled not by neurons but by two dueling groups of immune cells inside the brain. These microglia act like biological pedals—one pushing anxiety forward and the other holding ...

New Study Finds Hidden Diabetes Danger in Vaping

Nov. 13, 2025 Smoking, vaping, or using both products significantly increases the likelihood of developing prediabetes and diabetes, and the risk is even higher among Hispanic, Black, and low-income groups. Researchers found that vaping alone raises prediabetes ...

Smart Drug Strikes a Hidden RNA Weak Point in Cancer Cells

Nov. 13, 2025 Researchers have designed a smart drug that hunts down and breaks a little-known RNA that cancer cells depend on. The drug recognizes a unique fold in the RNA and triggers the cell to destroy it. Tests showed that removing this RNA slows cancer ...

Hidden Household Toxin Triples Liver Disease Risk, Study Finds

Nov. 12, 2025 Scientists have uncovered a new environmental culprit behind liver disease: tetrachloroethylene (PCE), a chemical used in dry cleaning and household products. The study found that people with PCE exposure were three times more likely to develop ...

Latest Headlines

updated 12:54pm EST

Neuroscientists Find Immune Cells That May Slow Aging

Nov. 16, 2025 A newly recognized set of T helper cells seems to guard against aging by eliminating harmful senescent cells. Their presence in supercentenarians suggests they may be a key to maintaining a ...

Smoking Cannabis With Tobacco May Disrupt the Brain’s “bliss Molecule”

Nov. 15, 2025 Scientists found that people who use both cannabis and tobacco show a distinct brain pattern tied to mood and stress regulation. Their scans revealed ...

New Discovery Could Help Stop Diabetes Damage at Its Source

Nov. 15, 2025 Scientists identified a small molecule that interrupts a harmful protein pair linked to diabetic inflammation and tissue damage. The compound helped wounds heal faster and reduced organ stress in ...

Scientists Reverse Kidney Damage in Mice, Hope for Humans Next

Nov. 14, 2025 Researchers uncovered how fatty molecules called ceramides trigger acute kidney injury by damaging the mitochondria that power kidney cells. By altering ceramide metabolism or using a new drug ...

Strange Microscopic Structures Found in Long COVID Blood

Nov. 13, 2025 Scientists have discovered strange microscopic structures in the blood of people with Long COVID—clusters of tiny microclots tangled together with sticky immune webs known as neutrophil ...

Cheap Gout Drug May Slash Heart Attack and Stroke Risk

Nov. 12, 2025 Colchicine, a cheap and widely used gout drug, may help prevent heart attacks and strokes in people with cardiovascular disease. Trials involving nearly 23,000 patients show meaningful reductions in ...

New Study Finds Ozempic and Mounjaro Protect the Heart Too

Nov. 12, 2025 New research from the Technical University of Munich and Harvard Medical School reveals that popular GLP-1-based drugs, semaglutide (Ozempic) and tirzepatide (Mounjaro), not only promote weight loss ...

Scientists Find 15 Gut Bacteria That May Drive Heart Disease

Nov. 12, 2025 Scientists in Seoul have uncovered 15 gut bacterial species linked to coronary artery disease, showing that microbes can influence heart health far beyond digestion. Their findings reveal how shifts ...

Wegovy and Ozempic Tied to Dramatically Lower Cancer Deaths

Nov. 12, 2025 GLP-1 drugs such as Ozempic and Wegovy may extend the lives of colon cancer patients, according to a major UC San Diego study. Patients on the medications had less than half the mortality rate of ...

The Rarest Element on Earth Could Revolutionize Cancer Treatment

Nov. 11, 2025 Texas A&M scientists have unlocked new potential for astatine-211, a rare and short-lived element, as a highly precise cancer-fighting isotope. Its alpha emissions destroy tumor cells while sparing ...

Running on Little Sleep? You’re Twice as Likely to Get Hurt

Nov. 11, 2025 Researchers found that runners who sleep poorly face nearly double the injury risk compared to those who rest well. The study highlights that sleep is not just recovery—it’s a key factor in ...

Clearing Brain Plaques Isn’t Enough to Heal Alzheimer’s

Nov. 11, 2025 Japanese researchers found that lecanemab, an amyloid-clearing drug for Alzheimer’s, does not improve the brain’s waste clearance system in the short term. This implies that nerve damage and ...

A Hidden Breathing Problem May Be Behind Chronic Fatigue’s Crushing Exhaustion

Nov. 10, 2025 Scientists have discovered that most chronic fatigue patients experience dysfunctional breathing, which may worsen their symptoms. The likely culprit is dysautonomia, a disruption in how the body ...

New Research Finds No Clear Link Between Acetaminophen (Tylenol) and Autism

Nov. 10, 2025 A sweeping review of existing studies finds no solid evidence that using acetaminophen (Tylenol) during pregnancy increases the risk of autism or ADHD in children. Researchers found that previous ...

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 ...

Vitamin D3 Breakthrough Halves Risk of Second Heart Attack

Nov. 10, 2025 Intermountain Health researchers discovered that customizing vitamin D3 doses for heart attack survivors slashed their risk of another heart attack by 50%. The strategy involved frequent monitoring ...

Doctors Found a Way to Stop a Deadly Metformin Reaction

Nov. 9, 2025 A hospital in Thailand created a quick-action dialysis protocol for patients with metformin-associated lactic acidosis, a dangerous reaction to a common diabetes drug. The program sharply reduced ...

COVID Vaccine Linked to Fewer Infections and Allergies in Kids With Eczema

Nov. 8, 2025 New research suggests the COVID-19 vaccine could help children with eczema stay healthier overall. Vaccinated kids had lower rates of infections and allergies, including asthma and rhinitis, compared ...

Scientists Turn Body Fat Into Bone to Heal Spinal Fractures

Nov. 11, 2025 Researchers in Osaka have found that stem cells from fat tissue can repair spinal fractures similar to those caused by osteoporosis. By turning these cells into bone-forming clusters and pairing them ...

Scientists Find Brain Cells That Could Stop Alzheimer’s

Nov. 8, 2025 Researchers have identified special immune cells in the brain that help slow Alzheimer’s. These microglia work to reduce inflammation and block the spread of harmful proteins. They appear to ...

Common Pesticides May Cause Testicular Damage and Lower Sperm Counts

Nov. 8, 2025 A decade-long review by George Mason University researchers reveals growing evidence that neonicotinoid insecticides—the world’s most widely used class of pesticides—may harm male reproductive ...

The Hidden “Big Bang” That Decides How Bowel Cancer Grows

Nov. 7, 2025 Scientists have pinpointed a “Big Bang” moment in bowel cancer—when cells first evade the immune system. This early immune escape locks in how the cancer will behave as it grows. The discovery ...

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 ...

Common Acne Drug May Protect Against Schizophrenia

Nov. 6, 2025 Scientists have discovered a surprising benefit of the acne drug doxycycline: it may lower the risk of schizophrenia. Teens prescribed the antibiotic were about one-third less likely to develop the ...

A Shapeshifting Protein Explains Rabies’ Deadly Power

Nov. 5, 2025 Researchers discovered how rabies virus exerts massive control over host cells with very few genes. A key viral protein changes shape and binds RNA, allowing it to infiltrate different cellular ...

Scientists Find Hidden Brain Source That Fuels Dementia

Nov. 6, 2025 Weill Cornell researchers uncovered how free radicals from astrocyte mitochondria can fuel dementia. Using new compounds that target these radicals at their source, they slowed brain inflammation and ...

New Gel Regrows Tooth Enamel and Could Transform Dentistry

Nov. 6, 2025 Researchers have created a bioinspired gel that can regenerate tooth enamel by mimicking natural growth processes. The fluoride-free material forms a mineral-rich layer that restores enamel’s ...

Scientists Shocked to Find E. Coli Spreads as Fast as the Swine Flu

Nov. 4, 2025 Researchers have, for the first time, estimated how quickly E. coli bacteria can spread between people — and one strain moves as fast as swine flu. Using genomic data from the UK and Norway, ...

This 14th Century Story Fooled the World About the Black Death

Nov. 11, 2025 Historians have traced myths about the Black Death’s rapid journey across Asia to one 14th-century poem by Ibn al-Wardi. His imaginative maqāma, never meant as fact, became the foundation for ...

DNA’s Hidden Power Could Transform How We Make Medicines

Nov. 8, 2025 Scientists found that DNA’s phosphate groups can direct chemical reactions to make the correct mirror-image form of drug molecules. This breakthrough simplifies chiral drug production, reducing ...