It combines strength and cardio into one total body sweat session.

For celebrity trainer Jeanette Jenkins, fitness can double as family bonding. On Tuesday, the Los Angeles–based creator of the Hollywood Trainer posted an Instagram video of her and her 14-year-old ...

HIIT—which stands for high-intensity interval training—is, simply put, a type of workout that alternates between hard (high-intensity) and easy work. "During this workout, you spike the heart rate to ...

Workout trends come and go, but when it comes to the biggest bang for your buck, high-intensity interval training, or HIIT, has staying power. HIIT’s specific origins are uncertain; some say it dates ...

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 ...

Want a fun cardio workout that will target your entire body and get your heart rate up? Here's a seven-exercise circuit celebrity trainer Jeanette Jenkins shared on her Instagram page. She did it with ...

New perk: Easily find new routes and hidden gems, upcoming running events, and more near you. Your weekly Local Running Newsletter has everything you need to lace up! Subscribe today. High-intensity ...

Ready to get back into shape? Circuit training is booming across the fitness world! Discover how it works, its benefits, and why it’s so effective. Although circuit training originated in Leeds in ...

A quick HIIT circuit workout you can do at home care of two trainers who also happen to be best friends and professional athletes, too? Yes, yes we have that. So, without further ado, a dynamic ...

If you've gotten bored doing the same workouts over and over, we recommend switching up your routine ASAP. One way to do this is with quick high-intensity workouts. A great way to do this is with ...