Sleep Strengthens Memories, but Epilepsy Can Break the Connection

During sleep, three brain regions work together to strengthen memories, but epilepsy can disrupt that process.…

Living by the Sea May Not Be As Healthy as It Seems

The promise of a healthier life by the sea may depend less on the coastline than…

A Common Sugar May Loosen Cancer Cells and Help Them Spread

Chemotherapy may kill most ovarian cancer cells, but the few that survive can turn dangerously active.…

Nearly Invisible Fish-Killing Pathogens Found in Brazil for the First Time

Pathogens that cause columnaris disease, previously found only in Asia and the United States, were identified…

A Single Immune Switch Could Help Drive Widespread Aging

Blocking a single inflammatory receptor protected mice from many of aging’s most damaging effects. Aging may…

Scientists Discover a Major Brain Change That Starts Around Age 50

NIH-supported findings reveal a previously unknown aspect of human brain aging that may contribute to cognitive…

A Daily Multivitamin May Help Older Adults Stay Active

A daily multivitamin may offer older adults a simple way to support everyday function and independence.…

Blood Test May Reveal Alzheimer’s Risk Years Before Symptoms

A large international study suggests that very high p-tau217 levels may identify cognitively healthy adults who…

Scientists Thought SuperAgers Had Lucky Genes. They Were Wrong

SuperAgers may keep their memories sharp not because they dodged Alzheimer’s genes, but because their brains…

These “Good” Immune Cells Could Hold the Key to Spinal Cord Regeneration

An Il-4 signal from neutrophils helps zebrafish control inflammation and regenerate damaged spinal cords. A damaged…

New Research Questions Decades of Low-Fat Dairy Advice

Researchers found that people can consume three daily servings of full-fat dairy without adversely affecting body…

Researchers Solve Mystery Behind Contradictory Weight-Loss Drug Paradox

Opposite actions on the same receptor can promote weight loss by targeting different brain circuits. Two…