Add Yahoo as a preferred source to see more of our stories on Google. High-intensity interval training (a.k.a., HIIT) is a triple threat: “It’s quick, easy, and effective,” says Angela Gargano, a ...

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 ...

Burn calories quickly with this full-body HIIT workout, designed to get results without the need for equipment. Get fit and ...

High intensity interval training (HIIT) may be the most effective form of exercise for reducing body fat while maintaining ...

A recent study from Australia suggests that high intensity interval training may be optimal for body composition in older ...

Repeated 1-minute bursts of high-intensity interval training (HIIT) are more effective than conventional moderate, continuous exercise for improving aerobic fitness after stroke, according to a ...

These workouts also burn calories and improve fitness. One of Porcari’s studies found that the average boot-camper expended ...

Share on Pinterest A new study found that stroke survivors who performed short bouts of HIIT exercise doubled their cardiorespiratory fitness levels. FG Trade/Getty Images New research shows that high ...

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.