Use this 10-minute workout to build strength, protect muscle, and stay independent after 55, no marathon gym sessions needed.

Dr. Peter Attia says longevity is about living longer and improving your quality of life — and intense exercise is part of the way to achieve it. Here's how to test your own fitness level.

Want to live a long and healthy life? Longevity expert Dr. Peter Attia emphasizes consistency over intensity for exercise, ...