Top Health News

November 12, 2025

Top Headlines

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 centuries of misinformation about how the plague ...

Hidden Weakness Makes Prostate Cancer Self-destruct

Nov. 10, 2025 — Researchers have discovered that prostate cancer depends on two key enzymes, PDIA1 and PDIA5, to survive and resist therapy. When blocked, these enzymes cause the androgen receptor to collapse, killing cancer cells and enhancing the effects of drugs ...

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 reviews often relied on weak or biased data, and most ...

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 inflammation could all contribute to a healthier ...

New Bacterial Therapy Destroys Cancer Without the Immune System

Nov. 9, 2025 — A Japanese-led research team has developed AUN, a groundbreaking immune-independent bacterial cancer therapy that uses two harmonized bacteria to destroy tumors even in patients with weakened immune systems. By leveraging the natural synergy between ...

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 protect memory and brain health, offering a promising ...

Scientists Find Hidden Brain Damage from a Common Pesticide

Nov. 7, 2025 — Prenatal exposure to the insecticide chlorpyrifos causes widespread brain abnormalities and poorer motor skills in children. Even after a residential ban, ongoing agricultural use continues to endanger developing ...

The Bright Colors in Your Food May Be Harming Your Kids

Nov. 7, 2025 — Almost 20% of packaged foods and beverages in the US contain synthetic dyes, often paired with excessive sugar to attract children. These additives have been linked to behavioral issues, yet remain widespread among major brands like Mars and ...

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 these “nanobodies” could reshape the future of ...

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 condition as adults. The effect could stem from the ...

Nanotech Makes Cancer Drug 20,000x Stronger, Without Side Effects

Nov. 5, 2025 — A Northwestern team transformed a common chemotherapy drug into a powerful, targeted cancer therapy using spherical nucleic acids. The redesign dramatically boosted drug absorption and cancer-killing power while avoiding side effects. This ...

Cockroaches Are Secretly Poisoning Indoor Air

Nov. 4, 2025 — Cockroach infestations don’t just bring creepy crawlers, they fill homes with allergens and bacterial toxins that can trigger asthma and allergies. NC State researchers found that larger infestations meant higher toxin levels, especially from ...

Latest Headlines

updated 11:32am EST

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 ...

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 ...

Tiny Implant Wipes out Bladder Cancer in 82% of Patients

Nov. 11, 2025 — TAR-200, a small drug-releasing implant, wiped out tumors in most patients with high-risk bladder cancer. Its slow, consistent release of chemotherapy proved far more effective than traditional ...

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 ...

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 ...

Goodbye Cavities? This New Toothpaste Made from Hair Can Heal Enamel

Nov. 10, 2025 — Scientists have found that keratin, the protein in hair and skin, can repair and protect tooth enamel. The material forms a mineralized layer that halts decay and restores strength, outperforming ...

What Brain Scans Reveal About Soccer Fans’ Passion and Rage

Nov. 11, 2025 — Researchers scanning soccer fans’ brains found that wins trigger bursts of reward activity while losses dampen control signals. The results show how loyalty and rivalry can override logic, turning ...

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 ...

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 ...

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 ...

A 500-Million-Year-Old Brain "radar" Still Shapes How You See

Nov. 8, 2025 — New research shows that the superior colliculus, a primitive brain region, can independently interpret visual information. This challenges long-held beliefs that only the cortex handles such complex ...

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 ...

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, ...

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 ...

Walking May Be the Brain’s Best Defense Against Alzheimer’s

Nov. 4, 2025 — Walking a few thousand steps daily may help hold off Alzheimer’s for years, a Mass General Brigham study found. Even moderate physical activity slowed both cognitive decline and the buildup of ...

Think Melatonin Is Safe? New Research Reveals a Hidden Heart Risk

Nov. 4, 2025 — Long-term melatonin use for sleep problems may come with unexpected heart dangers. Researchers found that chronic users were almost twice as likely to die and 3.5 times more likely to be hospitalized ...

Your Bedroom Glow Might Be Quietly Damaging Your Heart

Nov. 3, 2025 — Boston researchers linked nighttime light exposure to greater stress-related brain activity and inflamed arteries, signaling a higher risk of heart disease. The study suggests that artificial light ...

A Groundbreaking Brain Map Could Revolutionize Parkinson’s Treatment

Nov. 3, 2025 — Duke-NUS scientists unveiled BrainSTEM, a revolutionary single-cell map that captures the full cellular diversity of the developing human brain. The project’s focus on dopamine neurons provides ...

MIT Scientists Discover How the Brain Spins Back Into Focus

Nov. 4, 2025 — Researchers at MIT’s Picower Institute found that rotating waves of brain activity help restore focus after distractions. In animal tests, these rotations predicted performance: full rotations ...

Scientists Discover the Nutrient That Supercharges Cellular Energy

Nov. 3, 2025 — Scientists uncovered how the amino acid leucine enhances mitochondrial efficiency by preserving crucial proteins that drive energy production. By downregulating the protein SEL1L, leucine prevents ...

Common Antidepressant Found to Work in Just Two Weeks

Nov. 8, 2025 — Sertraline (Zoloft) may relieve emotional symptoms of depression and anxiety within two weeks, while physical side effects stabilize later. The research highlights how antidepressants can act on ...