Apple and Samsung each offer an AI-powered running coach in their flagship smart watches. I put them both to the test.

How does a sleep tracker on your finger compare to one in a bed? I tested Sleep Number and Oura for a month to find out. Plus ...

Ever wake up unable to move, speak, or scream—while a terrifying presence lurks in your room? That’s sleep paralysis, and ...

Garmin has a watch for every type of athlete and budget. Here are the best models that Men's Health editors have tested.