HIIT workout founded by a Japanese Olympic coach that uses periods of intense exercise and rest to burn calories.

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 ...

In TODAY.com's Expert Tip of the Day, a trainer explains how incorporating HIIT into a weekly workout routine can boost one's ...

This article explores Barry's Bootcamp, the intense HIIT workout favored by supermodels and celebrities. It details the class format—a 50/50 split between treadmill interval cardio and floor strength ...

High-intensity interval training (a.k.a., HIIT) is a triple threat: “It’s quick, easy, and effective,” says Angela Gargano, a certified trainer and creator of Strong Feels Good & Pull-up Revolution.

We all grow older. There is nothing we can do about that, but the quality of those years is within our control, as recent research has shown. After receiving a doctor’s approval to begin any exercise ...

Torch calories and sculpt your legs with this high-intensity dumbbell HIIT routine! No gym needed — just grab your dumbbells ...

If you are looking for a way to change up your routine, opt for these HIIT workouts that you can do at-home without equipment. Everyone from sports medicine docs, to fitness buffs to cardiologists are ...

Getting healthier – whether it is by losing weight, exercising more or scheduling those long-ignored doctor's visits – is one of the most common New Year's resolutions every year. One way that people ...

People with chronic health issues that make it challenging to exercise may benefit from high intensity interval training (HIIT) workouts done in a swimming pool, a new study suggests. While HIIT ...

HIIT workouts are meant to be fast and furious. They rely on explosive exercises like burpees, high knees, kettlebell swings, sprints, and other moves that spike your heart rate and make you sweat — ...

TOOLBOX: Interval Training is popular in cycling and many other sports. High-Intensity Interval Training (HIIT) involves short periods of hard efforts separated by low-intensity recoveries. Let’s dig ...