During the winter, people often feel more sleepy and have trouble waking up in the morning. Many people mistake this for laziness, but it's actually a natural and scientific process within the body.

The internet claims waking at the end of a sleep cycle will leave you refreshed, but experts aren’t convinced. By Clarissa Brincat Published Sep 9, 2025 9:00 AM EDT Add Popular Science (opens in a new ...

In my last post, I asked, "Are you getting enough sleep?" Today, in an effort to better understand the role of sleep in our lives, I ask a very basic question: What happens when our heads hit the ...

A 10-year JAMA study of more than 6,000 adults found heart calcium scans added little for most people but helped those at borderline or intermediate risk. Rural Hospital Leaders in Maine Say $50 ...