Top Health News

November 26, 2025

Top Headlines

Stanford's New Cell Therapy Cures Type 1 Diabetes in Mice

Nov. 26, 2025 Researchers at Stanford found a way to cure or prevent Type 1 diabetes in mice using a combined blood stem cell and islet cell transplant. The procedure creates a hybrid immune system that stops autoimmune attacks and eliminates the need for ...

A Hidden Brain Energy Signal Drives Depression and Anxiety

Nov. 26, 2025 Scientists discovered that lowered brain energy signaling in the hippocampus can lead to both depression- and anxiety-like behaviors in mice. Stress reduced ATP, a molecule important for cell energy and communication. Altering a protein called ...

The Body Trait That Helps Keep Your Brain Young

Nov. 25, 2025 Scientists discovered that more muscle and less hidden abdominal fat are linked to a younger biological brain age. Deep visceral fat appeared to accelerate brain aging, while muscle mass offered a protective ...

What 96,000 Adults Taught Scientists About Preventing Constipation

Nov. 24, 2025 A massive long-term study shows that Mediterranean and plant-based diets can help prevent chronic constipation in aging adults. Surprisingly, the benefits weren’t explained by fiber alone. Western and inflammatory diets raised constipation risk, ...

Global Surge in Ultra-processed Foods Sparks Urgent Health Warning

Nov. 24, 2025 Ultra-processed foods are rapidly becoming a global dietary staple, and new research links them to worsening health outcomes around the world. Scientists say only bold, coordinated policy action can counter corporate influence and shift food systems ...

New Obesity Discovery Rewrites Decades of Fat Metabolism Science

Nov. 24, 2025 Researchers have uncovered a surprising new role for the HSL protein: beyond breaking down fat, it also works inside the nucleus of fat cells to keep them functioning properly. When HSL is missing, fat tissue doesn’t expand as expected— instead, ...

Hidden Microglia Switch Helps Protect the Brain from Alzheimer’s

Nov. 22, 2025 Scientists discovered that lowering a specific molecule helps microglia switch into a protective state that quiets brain inflammation in Alzheimer’s. A small group of these cells seems to have an outsized ability to keep the brain healthier. When ...

Everyday Microplastics Could Be Fueling Heart Disease

Nov. 18, 2025 Microplastics—tiny particles now found in food, water, air, and even human tissues—may directly accelerate artery-clogging disease, and new research shows the danger may be far greater for males. In mice, environmentally realistic doses of ...

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 effectively as chemotherapy, to improved fibrin sealants ...

A Surprising CBD Advance Calms Pain Without Side Effects

Nov. 18, 2025 Researchers developed a new nano-micelle formulation, CBD-IN, that finally gets CBD into the brain effectively. In mice, it relieved neuropathic pain quickly and didn’t cause the usual movement or memory side effects. Surprisingly, the pain relief ...

Animals Are Developing the Same Chronic Diseases as Humans

Nov. 17, 2025 Across the planet, animals are increasingly suffering from chronic illnesses once seen only in humans. Cats, dogs, cows, and even marine life are facing rising rates of cancer, diabetes, arthritis, and obesity — diseases tied to the same factors ...

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 ...

Latest Headlines

updated 1:02pm EST

New Study Shows Rheumatoid Arthritis Begins Long Before Symptoms

Nov. 26, 2025 Rheumatoid arthritis begins years before pain ever appears, and scientists have now mapped the hidden immune battle that unfolds long before symptoms. By studying people with RA-linked antibodies ...

Scientists Find a Hidden Weak Spot That May Trigger Alzheimer’s

Nov. 25, 2025 Scientists have found that a mutation tied to Alzheimer’s disrupts the production and quality of exosomes—tiny cell-made communication packets. Cells with the defective SORLA protein generate ...

Scientists Reveal a Hidden Alarm System Inside Your Cells

Nov. 25, 2025 Ribosomes don’t just make proteins—they can sense when something’s wrong. When they collide, they send out stress signals that activate a molecule called ZAK. Researchers uncovered how ZAK ...

Cocoa and Tea May Protect Your Heart from the Hidden Damage of Sitting

Nov. 25, 2025 Scientists found that high-flavanol foods can prevent the decline in blood vessel function that occurs after prolonged sitting. Even physically fit men weren’t protected unless they had consumed ...

Vegan Diet Beats Mediterranean for Weight Loss Even With Potatoes and Grains

Nov. 24, 2025 Participants lost more weight on a low-fat vegan diet than on the Mediterranean diet, largely due to eliminating animal foods and reducing oils and ...

Scientists Find Hidden Switch That Lets Tumors Shapeshift and Evade Treatment

Nov. 24, 2025 Scientists are uncovering what makes some carcinomas so resistant: their ability to change identity. Two new studies reveal crucial proteins and ...

Your Brain Shows Damage Before Your Blood Pressure Even Rises

Nov. 24, 2025 Hypertension begins harming the brain surprisingly early, even before measurable blood pressure increases. Key cells related to blood vessels, signaling, and myelin maintenance begin aging ...

One Protein May Hold the Key to Fixing Leukemia Treatment Failure

Nov. 24, 2025 Scientists have uncovered how leukemia cells manage to escape one of the most commonly used treatments. Over time, these cancer cells subtly change the shape of their mitochondria to avoid dying when ...

Immune Cells Use a Surprising Trick to Heal Muscle Faster

Nov. 24, 2025 A research team has found that specific immune cells can connect with muscle fibers in a lightning-fast, neuron-like way to promote healing. These cells deliver quick pulses of calcium, triggering ...

A Tiny Enzyme May Hold the Key to Safer Pain Relief

Nov. 23, 2025 Researchers have uncovered a surprising way the brain switches pain on, revealing that neurons can release an enzyme outside the cell that activates pain signals without disrupting normal movement or ...

How Personalized Algorithms Trick Your Brain Into Wrong Answers

Nov. 25, 2025 Personalized algorithms may quietly sabotage how people learn, nudging them into narrow tunnels of information even when they start with zero prior knowledge. In the study, participants using ...

Boosting One Protein Helps the Brain Protect Itself from Alzheimer’s

Nov. 23, 2025 Researchers discovered that raising the protein Sox9 can help the brain’s astrocytes clear out toxic plaque buildup linked to Alzheimer’s. In mouse models that already showed memory problems, ...

New Nasal Nanodrops Wipe out Brain Tumors in Mice

Nov. 22, 2025 A new nasal-delivered nanotherapy shows promise against aggressive glioblastoma tumors. By activating the STING immune pathway using gold-core spherical nucleic acids, researchers were able to reach ...

Simple Amino Acid Supplement Greatly Reduces Alzheimer’s Damage

Nov. 21, 2025 Researchers discovered that the common amino acid arginine can block harmful Aβ aggregation and reduce its toxic effects in Alzheimer’s disease models. In flies and mice, oral arginine lowered ...

A Drug Already in Trials May Stop Chemotherapy Nerve Damage

Nov. 21, 2025 Researchers discovered that chemotherapy can accidentally trigger a stress alarm in immune cells, causing inflammation that damages nerves. Blocking this alarm protected mice from nerve pain and kept ...

New Airflow Device Captures Indoor Germs Before They Spread

Nov. 21, 2025 A new airflow device from UBC Okanagan engineers traps exhaled aerosols almost immediately, sharply reducing pathogen exposure in indoor spaces. Early simulations suggest it could outperform existing ...

Scientists Capture Stunning Real-Time Images of DNA Damage and Repair

Nov. 23, 2025 Scientists have created a live-cell DNA sensor that reveals how damage appears and disappears inside living cells, capturing the entire repair sequence as it unfolds. Instead of freezing cells at ...

This Tiny Pill Could Change How We Diagnose Gut Health

Nov. 21, 2025 Tiny ingestible spheres filled with engineered bacteria can detect intestinal bleeding by glowing when they encounter heme. Early tests in mice suggest they could become a quick, noninvasive way to ...

Tiny Microneedle Patch Dramatically Improves Heart Attack Recovery

Nov. 21, 2025 Researchers created a dissolvable microneedle patch that delivers IL-4 directly to damaged heart tissue, jump-starting repair after a heart attack. The targeted approach shifts immune cells into a ...

Just a Few Cigarettes a Day Can Damage Your Heart for Decades

Nov. 22, 2025 People who smoke only a couple of cigarettes a day still face surprisingly high risks of heart problems and early death. A large review of long-term studies shows that even very light smokers can see ...

Scientists Grow a Tiny Human “blood Factory” That Actually Works

Nov. 20, 2025 Researchers have recreated a miniature human bone marrow system that mirrors the real structure found inside our bones. The model includes the full mix of cells and signals needed for blood ...

Inflammation Turns Bone Marrow Into a Breeding Ground for Disease

Nov. 19, 2025 Researchers discovered that chronic inflammation fundamentally remodels the bone marrow, allowing mutated stem cell clones to quietly gain dominance with age. Reprogrammed stromal cells and ...

New Antibody Breakthrough Could Finally Slow Polycystic Kidney Disease

Nov. 19, 2025 A specially engineered antibody that can infiltrate kidney cysts has shown the ability to block key growth signals driving polycystic kidney disease. Early mouse studies suggest it may halt or even ...

How to Keep Ozempic/Wegovy Weight Loss Without the Nausea

Nov. 18, 2025 Scientists are uncovering how GLP-1 drugs like Ozempic and Wegovy act on brain regions that control hunger, nausea, pleasure-based eating, and thirst. These discoveries may help create treatments ...

Scientists Reawaken Exhausted T Cells to Supercharge Cancer Immunity

Nov. 20, 2025 Researchers discovered a way to keep T cells from wearing out during the fight against cancer, and the approach could make immune-based treatments far more powerful. They found that tumors use a ...

Nearly 47 Million Americans Live Near Hidden Fossil Fuel Sites

Nov. 20, 2025 A nationwide analysis has uncovered how sprawling fossil fuel infrastructure sits surprisingly close to millions of American homes. The research shows that 46.6 million people live within about a ...

Supercomputer Creates the Most Realistic Virtual Brain Ever

Nov. 18, 2025 Researchers have created one of the most detailed virtual mouse cortex simulations ever achieved by combining massive biological datasets with the extraordinary power of Japan’s Fugaku ...

Chronic Pain May Dramatically Raise Your Blood Pressure

Nov. 17, 2025 Chronic pain might quietly push people toward developing high blood pressure—and the more widespread the pain, the greater the danger. A massive analysis of over 200,000 adults uncovered strong ...

CRISPR Unlocks a New Way to Defeat Resistant Lung Cancer

Nov. 17, 2025 Scientists used CRISPR to disable the NRF2 gene, restoring chemotherapy sensitivity in lung cancer cells and slowing tumor growth. The technique worked even when only a fraction of tumor cells were ...

A Tiny Ancient Virus Reveals Secrets That Could Help Fight Superbugs

Nov. 17, 2025 Scientists mapped the Bas63 bacteriophage in unprecedented detail, uncovering how its tail machinery infects bacteria. The structure reveals rare whisker-collar features and distant evolutionary ties ...