Human Biology News

October 9, 2025

Top Headlines

Scientists Reveal Green Tea’s Fat-burning Secret

Oct. 8, 2025 — New research shows green tea may help the body burn fat and balance blood sugar. In a study with obese mice, it improved metabolism and muscle health without harming lean animals. Scientists say its powerful plant compounds work together to regulate ...

It’s Not Just Genes — Parents Can Pass Down Longevity Another Way

Oct. 6, 2025 — Scientists studying tiny roundworms have uncovered how the secrets of a long life can be passed from parents to their offspring — without changing DNA. The discovery shows that when certain cellular structures called lysosomes change in ways that ...

Why Ultra-processed Foods Aren’t the Real Villain Behind Overeating

Oct. 5, 2025 — Researchers from Leeds found that overeating is driven more by what people believe about food than by its actual ingredients or level of processing. Foods perceived as fatty, sweet, or highly processed were more likely to trigger indulgence. ...

Scientists Just Found Cancer Cells’ Hidden Power Source

Oct. 5, 2025 — When cancer cells are physically squeezed, they mount an instant, high-energy defense by rushing mitochondria to the cell nucleus, unleashing a surge of ATP that fuels DNA repair and survival. This newly discovered mechanism, visualized in real time ...

Hidden Cellular “Power Switch” Could Transform Parkinson’s Treatment

Oct. 4, 2025 — Researchers uncovered a key cellular regulator, PP2A-B55alpha, that controls both the cleanup of damaged mitochondria and the creation of new ones. In Parkinson’s disease models, reducing this regulator improved symptoms and mitochondrial health. ...

First Living Cochlea Outside the Body Shows How Hearing Really Works

Sep. 30, 2025 — Scientists have kept a tiny slice of cochlea alive outside the body, directly witnessing how hair cells amplify sound. The finding confirms a universal principle of hearing and could pave the way for long-sought treatments for hearing ...

The Hidden Iron Switch That Makes Cancer Cells Self-destruct

Sep. 29, 2025 — Scientists discovered that inhibiting the enzyme STK17B forces multiple myeloma cells into iron-driven death and makes therapies more effective. Early mouse studies show strong potential for a new treatment ...

Miscarriages, Down Syndrome, and Infertility All Linked to This Hidden DNA Process

Sep. 28, 2025 — Human fertility hinges on a delicate molecular ballet that begins even before birth. UC Davis researchers have uncovered how special protein networks safeguard chromosomes as eggs and sperm form, ...

Doctors Tested a Common Drug on COVID. the Results Are Stunning

Sep. 28, 2025 — Inhaled heparin significantly lowers the risk of death and ventilation in COVID-19 patients while also showing potential against other respiratory infections. With its unique triple-action benefits, it could serve as a powerful and accessible ...

New Inhaler Halves Childhood Asthma Attacks

Sep. 28, 2025 — A groundbreaking international study has shown that a 2-in-1 budesonide-formoterol inhaler is far more effective than the standard salbutamol inhaler in children with mild asthma, cutting attacks by nearly ...

Cocoa Supplements Show Surprising Anti-aging Potential

Sep. 27, 2025 — Daily cocoa extract supplements reduced key inflammation markers in older adults, pointing to a role in protecting the heart. The findings reinforce the value of flavanol-rich, plant-based foods for healthier ...

What Happens to Your Body When You Eat Too Many Ultra-processed Foods

Sep. 27, 2025 — Ultra-processed foods make up the bulk of U.S. diets, and new research links high intake to inflammation, a predictor of heart disease. People consuming the most UPFs were far more likely to show elevated hs-CRP levels, especially older adults, ...

Latest Headlines

updated 12:38pm EDT

Brain Fat, Not Just Plaques, May Be the Hidden Driver of Alzheimer’s

Sep. 24, 2025 — For decades, scientists believed Alzheimer’s was driven mainly by sticky protein plaques and tangles in the brain. Now Purdue researchers have revealed a hidden culprit: fat. They found that brain ...

Sneezing from Cats or Dust? Safe UV Light May Neutralize Allergens in Minutes

Sep. 22, 2025 — Sneezing from cats, dust mites, or mold may one day be preventable with a flip of a switch. Researchers at CU Boulder found that UV222 light can ...

A Hormone That Silences the Immune System May Unlock New Cancer Treatments

Sep. 22, 2025 — Scientists have discovered that cancer uses a hidden hormone to switch off the body’s natural defenses, allowing tumors to grow unchecked. By uncovering this secret signal, they found a way to ...

Why Alcohol Blocks the Liver from Healing, Even After You Quit

Sep. 22, 2025 — Alcohol doesn’t just damage the liver — it locks its cells in a strange “in-between” state that prevents them from healing. Even after someone quits drinking, liver cells often get stuck, ...

Stress Measured in Hair Could Predict Depression and Anxiety in Children

Sep. 16, 2025 — Researchers from the University of Waterloo discovered that measuring long-term stress through children’s hair samples can reveal early signs of mental health risks in those living with chronic ...

Blocked Blood Flow Makes Cancer Grow Faster

Sep. 11, 2025 — Researchers at NYU Langone Health discovered that cutting off blood flow accelerates cancer growth by prematurely aging the bone marrow and weakening the immune system. In mouse models, restricted ...

Ozempic’s Hidden Pregnancy Risk Few Women Know About

Sep. 9, 2025 — Thousands of women are using GLP-1 drugs like Ozempic for weight loss without contraception, leading to unintended pregnancies and potential risks for unborn babies. Experts warn clearer medical ...

How Orangutans Thrive in Feast and Famine Without Gaining Weight

Sep. 9, 2025 — Orangutans, humans’ close evolutionary relatives, have developed remarkable strategies to survive in the unpredictable rainforests of Borneo. A Rutgers-led study reveals that these apes balance ...

One Number at Age 7 Could Predict How Long You Live

Sep. 7, 2025 — Children with higher blood pressure as young as age 7 face a sharply increased risk of dying from cardiovascular disease by their mid-50s, according to a massive decades-long study. Researchers found ...

Scientists Just Made CRISPR Three Times More Effective

Sep. 7, 2025 — Northwestern scientists have developed a new nanostructure that supercharges CRISPR’s ability to safely and efficiently enter cells, potentially unlocking its full power to treat genetic diseases. ...

Sweeteners in Diet Drinks May Steal Years from the Brain

Sep. 4, 2025 — A large Brazilian study following more than 12,000 middle-aged adults found that those consuming the most artificial sweeteners—commonly found in diet sodas, flavored waters, and processed ...

New AI Model Predicts Which Genetic Mutations Truly Drive Disease

Aug. 30, 2025 — Scientists at Mount Sinai have created an artificial intelligence system that can predict how likely rare genetic mutations are to actually cause disease. By combining machine learning with millions ...

Why Ultra-Processed Diets Make You Gain Fat Even Without Extra Calories

Aug. 30, 2025 — Men eating ultra-processed foods gained more fat than those eating unprocessed meals, even with equal calories. Their hormone levels shifted in worrying ways, with testosterone falling and pollutants ...

Hidden Viruses in Our DNA Could Be Medicine’s Next Big Breakthrough

Sep. 3, 2025 — Scientists have decoded the 3D structure of an ancient viral protein hidden in our DNA. The HERV-K Env protein, found on cancer and autoimmune cells, has a unique shape that could unlock new ...

Scientists Found 3 Simple Tweaks That Cut Diabetes Risk by 31%

Aug. 29, 2025 — A Mediterranean diet alone is healthy, but when combined with calorie control, exercise, and support, it cuts type 2 diabetes risk by 31%. The PREDIMED-Plus study followed almost 5,000 participants ...

The Hidden DNA Organizer Linking Fertility and Cancer

Aug. 26, 2025 — Scientists at Kyoto University have uncovered a hidden protein complex that organizes DNA in sperm stem cells, a discovery that reveals surprising ties between fertility and cancer. When this ...

The Common Cold’s Unexpected Superpower Against COVID

Aug. 26, 2025 — A nationwide study found that recent colds caused by rhinoviruses can give short-term protection against COVID-19. Children benefit most, as their immune systems react strongly with antiviral ...

Eating Meat May Protect Against Cancer, Landmark Research Shows

Aug. 25, 2025 — A large study of nearly 16,000 adults found no link between eating animal protein and higher death risk. Surprisingly, higher animal protein intake was associated with lower cancer mortality, ...

Your Brain Works Overtime at Night to Burn Fat and Prevent Sugar Crashes

Aug. 24, 2025 — Researchers uncovered that hypothalamic neurons safeguard blood sugar overnight by directing fat breakdown, preventing hypoglycemia during early sleep. This subtle control system may explain abnormal ...

Genetic Evidence Confirms Early Puberty Accelerates Aging and Disease

Aug. 20, 2025 — Researchers discovered that early puberty or childbirth doubles women’s risk for major diseases and accelerates aging, while later timing offers protective benefits. Genetic analysis reveals ...

Columbia Scientists May Have Found a Universal Antiviral

Aug. 18, 2025 — A rare immune disorder has inspired a potential universal antiviral therapy. By mimicking the mutation s unique inflammation signature, researchers developed an mRNA-based treatment that stopped ...

Exercise May Actually Reverse Your Body’s Aging Clock

Aug. 31, 2025 — New research suggests that exercise may not just make us feel younger—it could actually slow or even reverse the body’s molecular clock. By looking at DNA markers of aging, scientists found that ...

Injectable “skin in a Syringe” Could Heal Burns Without Scars

Aug. 14, 2025 — Scientists in Sweden have developed a groundbreaking “skin in a syringe” — a gel packed with live cells that can be applied directly to wounds or even 3D-printed into skin grafts. Designed to ...

Scientists Detect Virus Traces in Blood That May Unlock Long COVID’s Mystery

Aug. 12, 2025 — Scientists have found protein fragments from the COVID-19 virus hidden inside tiny cellular packages in the blood of long COVID patients, offering the first potential measurable biomarker for the ...

Scientists Reversed Memory Loss by Powering the Brain’s Tiny Engines

Aug. 12, 2025 — Scientists have discovered a direct cause-and-effect link between faulty mitochondria and the memory loss seen in neurodegenerative diseases. By creating a novel tool to boost mitochondrial activity ...

The Parasite That Turns Off Your Body’s Pain Alarm and Sneaks in

Aug. 12, 2025 — Scientists have discovered a parasite that can sneak into your skin without you feeling a thing. The worm, Schistosoma mansoni, has evolved a way to switch off the body’s pain and itch signals, ...

Scientists Just Found a Tiny Molecule That Could Change How We Lose Weight

Aug. 10, 2025 — Researchers at the Salk Institute have used CRISPR to uncover hidden microproteins that control fat cell growth and lipid storage, identifying one confirmed target, Adipocyte-smORF-1183. This ...

New “evolution Engine” Creates Super-Proteins 100,000x Faster

Aug. 8, 2025 — Researchers at Scripps have created T7-ORACLE, a powerful new tool that speeds up evolution, allowing scientists to design and improve proteins thousands of times faster than nature. Using engineered ...

Losing Weight but Gaining Weakness? What Ozempic Might Be Doing to Your Muscles

Aug. 10, 2025 — Ozempic’s weight loss benefits might come at the cost of muscle strength, even if muscle size remains relatively stable. This raises significant concerns for older adults, who are already at risk ...

This Sugar Molecule Could Stop Type 1 Diabetes, by Fooling the Immune System

Aug. 2, 2025 — In a fascinating twist, Mayo Clinic researchers discovered that a sugar molecule cancer cells use to hide from the immune system might also protect insulin-producing beta cells in type 1 diabetes. By ...