Before the workout, it can be helpful to spend five minutes warming up and perhaps another five cooling down at the end. For all its benefits, HIIT should not stand alone in your weekly workout ...

These fat-burning exercises make for a fast, effective workout. Designed to be done in 15 minutes, these exercises are ideal for busy guys. Sure, HIIT workouts can help you burn fat faster—but ...

Edwards packs 4 rounds of 10 exercises into this 30-minute HIIT-style workout, with brief “active break” periods between each round. All of the exercises take 30 seconds followed by 10 seconds of rest ...

In less than 20 minutes, you can sculpt your arms and abs with this upper body dumbbell workout, all while getting your heart ...

How long you should walk or run on the treadmill depends on whether your goal is weight loss or cardio fitness and health.

Dance it out and sweat with this cardio combo featuring body rolls, squats, and plenty of high-impact exercise.

According to Denise Chakoian, C.P.T., owner and founder of CORE Cycle.Fitness.Lagree, it takes 20 minutes of cardio to enter fat ... intensity interval training (HIIT) is so beneficial for fat ...