The concept of high-intensity interval training, also called HIIT, has been around for decades. As the name implies, HIIT workouts involve short bursts of very intense exercise, separated by short ...

High-intensity interval training, HIIT for short, is one of the best kinds of sweat sessions if you're looking to get your heart rate up and work your muscles to their fullest capability in a short ...

Instructor: Jessica Reiss is a long time athlete, having played with USA volleyball and coached in college. She is a certified personal trainer with numerous group fitness certifications and has ...

Short on time or stuck at home and want to get in a fast-paced, intense workout? Insert a great Tabata workout. Tabata training, when used with strategy, can be an incredibly effective tool for ...

If you're only doing one type of cardio over and over again—like running up and down the stairs in your apartment building—it's time to switch things up. Luckily, there are so many different ways to ...

Despite the fact that I won best dancer at fourth grade cheerleading camp, I cannot, in fact, dance. Sure, I was a gymnast for over a decade, but I've been told by loved ones, though I won't name ...

Turns out, you don’t have to run miles to get into better shape. Exercise is good for you, but finding the time to go to the gym, take a class or even just go for a walk can be difficult. Luckily a ...

Used by elite athletes in Olympic-level sports, Tabata training is a form of HIIT training that Izumi Tabata developed at the National Institute of Fitness and Sports in Japan in the early 1990s. He ...

Erin Oprea is a trainer, with a client roster that includes stars like Carrie Underwood and Kasey Musgraves, and her fitness M.O. is to make the most of her clients' time. "Being a Marine taught me ...