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

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

Let’s be honest: Weight loss is hard. This is true for everyone, but it’s especially true for women, who typically have more body fat and less muscle mass than men. As a result, we burn fewer calories ...

Try this knee-friendly 35-minute workout, requiring no equipment, designed to burn calories and build strength safely.

Welcome to Start TODAY. Sign up for our Start TODAY newsletter to receive daily inspiration sent to your inbox — and join us on Instagram! The American Heart Association recommends that adults get "at ...

High-intensity interval training involves performing an all-out, exhaustive physical effort for a short time followed by a short (sometimes active) recovery. Its benefits are clear: Effective HIIT ...

Torch your muffin top with 9 expert-backed HIIT moves that burn fat, boost metabolism, and sculpt your waist in 15 minutes.

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 ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." High-intensity interval training (otherwise known as HIIT) may sound, well, intense. And it can be. But ...

High intensity interval training could be the secret to staying young. — -- Exercising by doing interval training, not weight lifting, could be the secret to staying young, according to a new ...

New research from Edith Cowan University shows that a single bout of weight training or HIIT can boost anti-cancer myokines and reduce breast cancer cell growth in survivors.

A single bout of resistance training (RT) as well as high-intensity interval training (HIIT) can contribute to a lower risk of recurrence of breast cancer among the survivors, ...