HIIT workouts, or high-intensity interval training, are one of the best ways to exercise at home — no extra equipment ...

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

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

High-intensity interval training is hyped as the best way to lose weight due to its intense calorie burn in a short time, but ...

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

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 ...

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 ...

High-intensity interval training is an accessible workout program that can work for all types of people and can be done with or without equipment. The program can have weight loss and other health ...

We all grow older. There is nothing we can do about that, but the quality of those years is within our control, as recent ...

This Halloween, forget the tricks — it’s all about the treats for your body! Planet Fitness is showing us a Haunted HIIT ...

The cardio world has split into two passionate camps that argue with the intensity of people debating pineapple on pizza. On one side, you have the HIIT devotees who swear by short, brutal workouts ...