The Tabata method is shaking up the fitness world, proving that intensity and smart training can beat duration. Discover how ...

incorporating a HIIT activity can quickly elevate the amount of nitric oxide (also known as a nitric oxide dump). Dr. Zach ...

Set up interval training workouts the right way with these expert tips. But instead of putting together a 30-minute, non-stop workout, break up your program into shorter all-out intervals with ...

This workout was created by Lisa Rainsberger, founder of Training Goals. It’s a classic “3-2-1” speed session for a total of 34 minutes. This workout was created by Michael Piermarini ...

If you’re looking to add some kick to your workout and save time while doing it, it's probably time to try a 15-minute HIIT workout. “HIIT, or high-intensity interval training, essentially means you ...