Most fitness enthusiasts have heard of high-intensity interval training (HIIT). But how often are you doing HIIT workouts on (or off) the bike? There’s a fine line between pushing your intensity ...

Sprint interval training, or SIT, is super trendy right now. It’s a great way to improve your running speed and to get in a hard interval workout, and I’ll explain exactly how. But I also need to ...

Most fitness enthusiasts have heard of high-intensity interval training (HIIT). But how often are you doing HIIT workouts on ...

High-intensity interval training (otherwise known as HIIT) may sound, well, intense. And it can be. But it can also be highly beneficial, including for women over 50. The training modality has other ...

High-intensity interval training involves performing an all-out, exhaustive physical effort for a short time followed by a short (sometimes active) recovery. Its benefits are clear: Effective HIIT ...

For some people trying to lose weight, they might find that they've plateaued and wonder if there is anything they can add to their workout routine to jumpstart their metabolism. Enjoying a ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The best shoes for HIIT workouts have the “Goldilocks” effect—you want a sneaker with just the right ...

If you want to keep seeing results from the time you spend at the gym, it’s always a good idea to keep that fitness routine fresh. But there’s also something great about going back to the same moves ...