True story: You don't need a lot of time to squeeze in a decent sweat sesh. In fact, research shows that high-intensity interval (HIIT) workouts that last for as little as 10 minutes are more ...

Done correctly, high-intensity interval training is one of the most efficient forms of exercise. Here’s how to do it. By Amanda Loudin Workout trends come and go, but when it comes to the biggest bang ...

Think you always need long, slow strength sessions to build strength and burn fat? Think again. New research suggests that high-intensity circuit training—workouts that pack multiple strength moves ...