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

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 ...

Presented by Athleta, this HIIT workout is basically a guaranteed confidence boost. Celebrity trainer Amanda Butler leads you through two different rounds of full-body interval training, helping you ...

Two main categories of workouts are high-intensity interval training (HIIT) and low-intensity steady state (LISS). Both can improve your cardio fitness, but with different pros and cons. That said, ...

High-intensity interval training is one of the best ways to pack a lot of exercise into a short period of time. HIIT workouts are so efficient because they alternate short bursts of very intense ...

Sure, running is just as easy as putting on the right shoes and heading outside, but once you get into it, you start to see information in the form of acronyms, such as DNF (did not finish), FKT ...

If you're struggling to squeeze in your HIIT workout, this dance cardio class is for you. Host and choreographer Kaleila Jordan is here to guide you through a dance workout that will get your heart ...

AFTER EIGHT YEARS, Grammy Award-winning singer Miguel is back with a new album Caos, set to release on October 23. But music ...

When it comes to getting enough exercise, everyone searches for something that speaks to them. Some people love the quiet solitude of jogging alone while others prefer the competitive element of team ...