Sprint interval training can improve aerobic capacity, anaerobic capacity, speed and power, says Stone, and the research ...

High-intensity interval training (a.k.a., HIIT) is a triple threat: “It’s quick, easy, and effective,” says Angela Gargano, a certified trainer and creator of Strong Feels Good & Pull-up Revolution.

The message for runners? Two HIIT sessions a week appears to be the ‘Goldilocks’ zone when it comes to improving VO2 max and ...

High-intensity interval training will keep you moving toward your health goals this holiday season — without requiring a ton of time!

Those mid-class sprint intervals are tough. But experts break down whether they really get you ready for race day.

If you're looking to torch stubborn belly fat, boost your cardio conditioning, and challenge your lower body—all while staying in one spot at the gym—the stair climber is your secret weapon. With ...

Interval training has become very popular these days, thanks to high-intensity interval training, or HIIT. Proponents of this type of exercise say it delivers many of the benefits of a much longer ...

As HIIT's popularity soars, sprint interval training, or SIT, is doing its best to catch up. Can shorter, harder, faster deliver better results? As the popularity of HIIT continues to soar, sprint ...

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 — ...

Every so often, a new type of workout seemingly takes the fitness world by storm. The latest in this long line of buzzy fitness fads: the Norwegian 4x4 workout, a high-intensity interval training ...

The phrase “putting the hammer down” commonly refers to drivers smashing the accelerator pedal to pick up a burst of speed, often to beat a waning yellow light. Runners use this idiom in much the same ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? The best shoes for HIIT workouts have the “Goldilocks” effect—you want a ...