Experts share the best types of interval training to help you improve both as a long-distance runner and an all-around athlete.

High-intensity interval training (HIIT) is as popular as ever. Join the trend with these tips on what to wear, how to warm up, and more. No doubt you’ve heard the buzz about high-intensity interval ...

If treadmill boredom is an issue for you, I think you’ll find that you can convince yourself to hop on the belt for this workout ...

Ready yourself for this full-body 30-minute workout that combines Pilates, HIIT, strength, and cardio for a workout that will keep your body guessing. When it comes to carving out time to work out, ...

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 ...

Come rain or shine, a good treadmill workout is all you need on days when getting outside doesn't appeal ...

Runners hear the terms aerobic and anaerobic thrown around, but understanding the difference between the two can change how you approach your workouts. Together, these energy systems form the backbone ...

If you want to get moving with a fun and effective workout, Denise Austin has you covered. The fitness icon recently shared an “oldie but goodie” throwback exercise video demonstrating a combination ...

The workout below is for Day 20 of the Just Enough Workout, a four-week workout plan. Today’s routine is pretty great on its own, but you can also check out the full program right here or browse the ...