"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Want an exercise program that helps you work out smarter, not harder? You've found it. The Women's ...

Get ready for a super sweaty 20-minute HIIT workout—all standing, no jumping, and no equipment required! This high-intensity cardio routine is designed to burn calories, boost endurance, and challenge ...

Forget hours running on the treadmill or the elliptical machine at the gym — if you’re short on time and looking for a way to torch calories, you’re better off doing a quick HIIT workout. You don’t ...

HIIT routines are typically both high intensity and high impact. But you can still get the hard work while being easy on your body. By Jen Murphy High-intensity workouts are designed to be hard. The ...

This most recent episode of Good Moves features trainer Traci Copeland and her awesome, challenging, and quick total body HIIT workout. In this most recent episode of Good Moves with Pilates and ...

This bodyweight routine synced to custom music will help you focus on the beat instead of reps. Hosted by influencer Cindy Prado and led by Lead Master Trainer Ai Lee Syarief, this 20-minute HIIT ...

Need a break from burpees, jump squats, and mountain climbers? This 20-minute HIIT boxing workout is a novel way to raise your BPMs. “Today, I’m going to be bringing you guys a 20-minute, HIIT ...

HIIT workouts can boost your metabolic rate (helping you burn more calories throughout the day). And science backs up this ...