2+ hour, 57+ min ago  (855+ words) A breast cancer diagnosis can turn ordinary life into a rush of scans, appointments, and difficult choices. For many women, one word quickly enters the conversation: chemotherapy. Chemotherapy can save lives, but it can also be hard on the body....

2+ hour ago  (792+ words) Watching someone else wince makes the next injection hurt more. Back in a room where you once felt pain, sensitivity rises before anything has touched you. Both experiences are real " and until now, no one had traced the exact brain…...

2+ hour, 13+ min ago  (912+ words) About 20 years ago, researchers discovered that some people carry a mutation that permanently switches off a single gene in the liver. Those individuals have low cholesterol for life and far fewer heart attacks " not because of anything they do, but…...

15+ hour, 32+ min ago  (849+ words) Returning to a regular sleep schedule should help the body recover. It's a reasonable assumption that irregular hours mess up the body, and regular hours fix it. The brain, like the rest of the body, recalibrates once irregular sleep patterns…...

1+ day, 1+ hour ago  (1085+ words) Your brain files away new experiences dozens of times a day, sorting each one into the right slot. Go somewhere familiar and it adds to what's already there. Go somewhere entirely different and it carves out fresh space." Most of…...

1+ day, 7+ hour ago  (798+ words) Pediatric researchers face a familiar problem. Most large studies treat children as one of two groups " boys and girls " and leave the gradual reality of development unseen. A standard heart recording may offer something better. An electrocardiogram " the same test…...

1+ day, 23+ hour ago  (904+ words) Colon biopsies from people with inflammatory bowel disease who later develop cancer keep revealing the same unexpected feature. Neutrophils, the white blood cells that normally rush in to fight infections, cluster tightly around early tumor cells in tissue where they…...

2+ day, 1+ hour ago  (792+ words) Watching someone else wince makes the next injection hurt more. Back in a room where you once felt pain, sensitivity rises before anything has touched you. Both experiences are real " and until now, no one had traced the exact brain…...

2+ day, 5+ hour ago  (848+ words) Engineers routinely measure how fluids move through pipes, rivers, and blood vessels. But tracking the fluid that carries waste out of the brain has proved far more difficult. The fluid that cleans the brain during sleep moves far too slowly…...

3+ day, 4+ hour ago  (1019+ words) Some changes in life arrive so gradually that they almost go unnoticed at first. Then one day, a restaurant menu seems harder to read. A text message looks blurry unless you hold your phone farther away. A favorite book suddenly…...