July 2, 2025 — A new brain scan tool shows how quickly your body and mind are aging. It can spot early signs of diseases like dementia, long before symptoms begin.

Read the latest research on a wide variety of current medical topics, ranging from birth control and human biology to gene therapy and stem cells. Updated daily.

Lemborexant, a medication commonly used to treat insomnia, may help protect the brain from tau buildup, a marker of Alzheimer's progression, a mouse… READ MORE June 3, 2025 ...