High intensity interval training (HIIT) may be the optimal exercise for reducing body fat while maintaining muscle mass in ...

Low-intensity training is great for you, no matter what your fitness-tracking gadget says.

The American Heart Association recommends that adults get "at least 150 minutes per week of moderate-intensity aerobic activity or 75 minutes per week of vigorous aerobic activity" — or a combination ...

As the name suggests, HIIT is all about alternating short bursts of intense exercise with periods of rest or low-intensity activity. Numerous studies back its effectiveness in boosting calorie burn ...

You don’t have to push your body to the limit to get a good workout. While many popular workouts — such as spin, HIIT (high-intensity interval training), kickboxing, and boot camps — are based on a ...