"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 ...

If you have less than 20 minutes, you have all the time you need to get toned from head to toe with this total body dumbbell workout from the Women’s Health+ Ultimate HIIT Challenge. Today's exercise ...

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 ...

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Workout trends come and go, but when it comes to the biggest bang for your buck, high intensity interval training, or HIIT, has staying power. HIIT’s specific origins are uncertain; some say it dates ...

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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 ...

HIIT workouts are meant to be fast and furious. They rely on explosive exercises like burpees, high knees, kettlebell swings, sprints, and other moves that spike your heart rate and make you sweat — ...