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 ...

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 ...

UNLESS YOU'VE BEEN living under a weight rack for the past decade, you’ve heard of HIIT. Short for high intensity interval training, the protocol involves alternating short bouts of all-out effort ...

For most of us, making it through the workday is deserving of a championship belt, so spending long hours at the gym to get in shape is just not going to happen. But does that mean you have to give up ...

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 ...

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 ...

If you’re looking for a workout you can do at home that takes less than 20-minutes, then you might want to consider high-intensity-interval-training or HIIT. Interval training (HIIT) uses bouts of ...

Sure, there might be tons of holiday workouts set to Christmas music galore, but I'm here to assure you that though Hanukkah songs are limited — and I'll leave my qualms about that at the door for now ...

Last February, we told you about the gym that was bringing an Australian-originated HIIT workout, and reportedly 10 new locations, to Philly. Back in June, we tried the insanely hard workout just to ...

What constitutes the best workout routine for men depends on the person. Bodybuilders want targeted shoulder workouts for cannonball delts, quad workouts to make their VMO pop, and back workouts for a ...