Dormant breast cancer cells stop dividing, so chemotherapy misses them. Scientists have now mapped where they hide inside a tumor, and who is standing guard.
Tyrosine Supplement and Lifespan: What a 272,000-Person Study Actually Found
A tyrosine supplement is sold for sharper focus. A study of 272,475 people linked higher tyrosine to about a year less life in men. The fine print matters.
Is Sorbitol Bad for You? Your Body Makes Its Own Anyway
Is sorbitol bad for you? Your own intestine makes sorbitol from ordinary sugar, and gut bacteria quietly decide whether it ever reaches your liver at all.
Heart and Kidney Disease: Two Organs, One Loop Nobody Was Watching
Heart and kidney disease speed each other up. New European guidelines tell every heart patient to get two cheap, ordinary tests nobody was ordering yet.
Arthritis Before Birth: Why Some Joints Are Vulnerable From the Start
Arthritis before birth: Oxford researchers found the finger joints arthritis attacks are built differently in the womb. What that means for self-blame.
Stroke Brain Repair: The Gap Needed Scaffolding First
Stroke brain repair stalls because the damage leaves nothing to grow along. Duke filled the gap with a scaffold in mice, and the immune cells surprised them.
Sea Squirt Anti-Aging: What the Study Actually Found
Sea squirt anti-aging headlines are everywhere right now. The study behind them was published in 2022, ran only in mice, and its authors added a caveat.
Early Signs of Alzheimer’s Appear 7 Years Before Plaques
Early signs of Alzheimer’s showed up in brain scans seven years before plaques did – and the first change was not shrinkage. It was a cortex that looked better.
Poor Sleep and Loneliness: Which One Comes First?
Poor sleep and loneliness travel together — but a Norwegian study that followed the same people for over 20 years found the arrow mostly runs one way.
Broken Heart Syndrome: Doctors Can Now Spot It in Blood
Broken heart syndrome looks exactly like a heart attack on every test. A new blood score tells the two apart — and points at the brain, not the arteries.