HIIT workout founded by a Japanese Olympic coach that uses periods of intense exercise and rest to burn calories.

High-intensity interval training (HIIT) can look intimidating to beginners, but we’ve got the perfect routine for anyone taking their first shot at it. There are just eight moves to master in this ...

If you are looking for a way to change up your routine, opt for these HIIT workouts that you can do at-home without equipment. Everyone from sports medicine docs, to fitness buffs to cardiologists are ...

We all grow older. There is nothing we can do about that, but the quality of those years is within our control, as recent ...

This 15-minute HIIT workout for beginners can be done at home with no equipment, and allows you to choose the intensity of your moves. The workout combines both high and low impact moves, which you ...

Tabata workouts are short, intense exercises that require pushing yourself to the limit. Here's how to do Tabata-style exercises at any fitness level.

If you’re on the hunt for training techniques that prioritize speed, cardio and actually keeping you entertained and engaged, you can’t go wrong with High Intensity Interval Training (HIIT) workouts.

High-intensity interval training (a.k.a., HIIT) is a triple threat: “It’s quick, easy, and effective,” says Angela Gargano, a certified trainer and creator of Strong Feels Good & Pull-up Revolution.

Like other HIIT workouts, the Norwegian 4x4 consists of brief spurts of high-intensity exercise interspersed with active ...