If you’re interested in accelerating your running speed and covering further distances, you’ll probably want to know about ...

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 ...

There’s a fine line between doing too much and too little when it comes to HIIT workouts. Here’s how to find the balance.

We've put together the best cardio HIIT workouts from running ... then jog half a mile on the tread. For the workout, you're going to hit max sprinting speeds. Our advice is to crank up the ...

High-intensity interval training (HIIT) = short bursts of maximum effort followed by low-intensity recovery. For runners, sprinting for 30 seconds at full speed, then walking or jogging for one to two ...

Pushing your body to its limits is the latest workout trend – here’s how to sprint safely. As the name suggests, it involves intervals of work and rest. “SIT is a derivative of HIIT ...

Start getting stronger and sweat smarter with this fast-paced lower body bodyweight workout, which is part of the Women’s Health+ Ultimate HIIT Challenge. In just 20 minutes, you'll burn a ton ...

For his 2006 study, participants were placed into two groups: sprint interval training and moderate intensity exercise. The sprint group spent around 25 minutes per session training, while the ...