Ever get the feeling that your current workouts are plateauing after a year of doing them on repeat? If you want to switch it up and squeeze all the benefits of a longer sweat sesh into less time, ...

Get ready to sweat with trainer Jayen Wells, who will be leading this 30-minute HIIT workout joined by Poofy Moffitino and Jai Jordan. In this routine, you'll start with a quick warmup and then ...

Presented by Athleta, this HIIT workout is basically a guaranteed confidence boost. Celebrity trainer Amanda Butler leads you through two different rounds of full-body interval training, helping you ...

While the past few years have seen the rise (and rise) of low-intensity workouts, like Pilates and yoga, grow in popularity, there’s still a very valid case for adding in some high-intensity interval ...

I’m usually a firm believer that if something’s worth doing once, it’s worth doing three times — at least where exercise is concerned. However, if I’m heading into a full-body workout or HIIT class ...

While the majority of people know exercise is important for their health, they are constantly battling against the clock. Many people say they don't have enough time to exercise or can’t get to the ...

High-intensity interval training, or HIIT, is a great way to torch calories, boost your metabolism and get a great workout in a shorter amount of time. And if you're a fan of hopping on the treadmill ...