Rowing machines and treadmills do not challenge your cardiovascular system in the same way, so what is the science behind it?

You need more than just slow and steady jogs to get faster. Here's how use another type of training in your routine.

That could be why some runners avoid strength training altogether, missing key movements that could unlock new PRs. Whether ...

As of March 10, the Garmin Forerunner 55 smartwatch is on sale at Best Buy for $160.99. That's 19% off its list price of $199 ...

This mix of intervals, sprints, resistance running and goal-mile pace workouts will build your conditioning while providing ...

Colette Dong, a co-founder of The Ness, joins TODAY’s Jenna Bush Hager and guest co-host Dwyane Wade to share different ...

If you’re about to go to the gym, should you eat something beforehand? Or is it better to wait till after? Well, it depends.

Not every illness requires you to put down your gym bag. Moderate to severe ailments can require rest and recovery, but mild ...