AI can whip up a workout in seconds, but is it safe to rely on it alone? A personal trainer explains how to do it right.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." If you’ve ever climbed stairs, carried a heavy object, hiked up a mountain, played tug of war, or done a ...

Knowledge boost: Strengthening the erector spinae (muscles along the spine) and transversus abdominis (the deepest abs) can ...

We spent months testing 10 popular massage guns, comparing their performance in terms of power, noise, battery life and usability. Three stood out as the best.

Recreate Mike Tyson’s bodyweight circuit to build explosive power, conditioning, and lean muscle. No gym required.

Forget 30, flirty, and thriving—you’re 40 and ready to have the fittest years of your life. Maybe, after years of caring for young children, you’ve mastered the morning school drop-off and have ...

Even researchers are noticing it. One study found that during lockdown, time felt like it sped up or slowed down. When your ...

These 26 breakthrough products and technologies—handpicked by our editors—are redefining AI, computing, and the connected ...