High-intensity interval training, or HIIT, is a great way to torch calories, boost your metabolism and get a great workout in a shorter amount of time. And if you're a fan of hopping on the treadmill ...

Exercise is known to benefit heart health. High-intensity interval training (HIIT) that combines aerobic exercise with ...

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 ...

This express full-body HIIT workout uses weights and a no-repeats format to deliver maximum power and efficiency in minimal time. Designed to build strength, boost conditioning, and keep intensity ...

No equipment needed ...

If you had to pick the better runner — a sprinter or a marathoner — the answer would depend on the type of race. In a 200-meter race, the sprinter will have an edge over the marathoner, but if it ...

Because HIIT workouts are so short and sweet, it might seem like you can do them every day as a way to up your fitness game and reach all your goals in record time — without necessarily overdoing it.

A recent study from Australia suggests that high intensity interval training may be optimal for body composition in older adults, by helping to lose fat while preserving muscle.

One of the most popular benefits of HIIT is the “after-burn effect.” This type of exercise stokes the metabolism, increasing calorie burn during the workout — and it stays elevated after the workout ...

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 ...