An effective 20-minute HIIT workout you can do at home, with no equipment required

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

9 Best HIIT Exercises To Melt Love Handles

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

Build Your Own HIIT Workout

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 ...
Everyday Health on MSN

Try This 35-Minute HIIT Workout That's Gentle on Achy Knees

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

The Norwegian 4x4 Workout Could Help Boost Your Endurance

Like other HIIT workouts, the Norwegian 4x4 consists of brief spurts of high-intensity exercise interspersed with active recovery periods, but it’s distinguished by a “longer work interval” of four ...
Military.com

Workout Ideas for Those New to High-Intensity Interval Training

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

How 'Sprint Interval Training' Compares to HIIT (and How to Do It)

Sprint interval training, or SIT, is super trendy right now. It’s a great way to improve your running speed and to get in a hard interval workout, and I’ll explain exactly how. But I also need to ...