HIIT workouts can boost your metabolic rate (helping you burn more calories throughout the day). And science backs up this ...

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

This standing cardio workout is low-impact, no-repeat and doesn't include squats or lunges. Here's how to do it without any equipment.

But to get the benefits of HIIT, you need to be ready to work hard. A true HIIT session involves short bursts of intense exercise, pushing your heart rate to 80 percent of your maximum in a short time ...

Sprint interval training, or SIT, is super trendy right now. It’s a great way to improve your running speed and to get in a ...

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

30 Minute Low Impact HIIT Workout NO Jumping NO Equipment on sale, 40 MIN KNEE FRIENDLY WORKOUT Full Body Low Impact HIIT No Jumping No Equipment on sale, 10 Minute Low Impact HIIT Workout Video ...

In fact, this program is one of the most efficient and effective ways to exercise, she adds, because after each 20-minute HIIT workout, you'll reach excess post-exercise oxygen consumption (EPOC).

In total, Jo does 8 rounds of sprints, but always encourages her viewers to go at their own pace. Keep it Short and Sweet With Coach Rachel’s 10-minute HIIT Workout Short on time? No worries! It’s ...