Only have a short window to fit in a workout today? No worries. In just 10 minutes, you can get your heart rate up and strengthen your abs with this two-for-one HIIT ab workout. Reminder: HIIT stands ...

You want a ripped, chiseled core, the kind that looks great when you take your shirt off, and also lends you stability and strength in all situations. And building that core is a two-step process.

Welcome to a high-energy ab workout that will leave you feeling strong and sculpted. High-intensity interval training (HIIT) is the perfect blend of cardio and strength training. When you focus on ...

All you need is a set of dumbbells.

Ask any trainer to name the quickest, most-effective way to burn calories, build muscle endurance, and change your body composition (i.e. convert body fat into lean muscle mass) and you're likely to ...

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 ...

For the past decade, high-intensity interval training has been among the top 10 fitness trends every year, according to the American College of Sports Medicine. During a HIIT workout, you pair short ...

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 ...

When I'm planning my fitness routine, my goal is not to spend as much time as possible sweating. It's exactly the opposite. I want to be ultra-efficient in the gym or my living room and get on with my ...