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 ...

While we normally get our HIIT (high-intensity interval training) fix in group fitness classes, sometimes hitting the gym isn’t in the cards. Luckily, there are several ways to reap the benefits of ...

Chances are you’ve at least heard of high-intensity interval training (HIIT), if not participated in a workout yourself. And there’s a reason why HIIT workouts are so popular — science proves that ...

Massy Arias, a NASM- and ACE-certified personal trainer, told POPSUGAR recently that her preferred form of training for weight loss involves circuits because there's minimal rest in between exercises ...

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 ...