The three-time medalist is behind the design of his prosthetic—and he uses it to train hard off-board, too.

Add Yahoo as a preferred source to see more of our stories on Google. Most gyms have plyometric boxes. They're also found in parks with public workout areas. Photo: Getty Images Building body strength ...

Temptation is a powerful thing. Tell athletes to be careful doing Box Jumps and they'll attempt kangaroo-like leaps to imitate the 50-inch jumping sensations they found on YouTube. Box Jumps have ...

Ready to step outside your comfort zone... and up onto a plyo box? This super spicy power-building workout is tough and will challenge you in ways the most grueling long run can’t—and that’s on ...

Jennifer Garner regularly drops little snippets of her workouts on Instagram and TikTok, and she has made it clear that she’s not taking it easy in the exercise department. But apparently her kids ...

When it comes to getting faster, most runners think of hill sprints, intervals, or logging more miles. But there’s one move that rarely gets a mention, and it doesn’t require lacing up your running ...

The former gymnast shares her workout routine with Women's Health in the latest episode of Strong Like.

Jennifer Garner doesn’t post a ton of fitness content on Instagram. But, when she does, it’s epic. (Remember the most adorable video of her working out with Mom?!). Well, Jen is here with a new look ...