Stop viewing exercise as a solitary chore. By embracing group activities like HIIT, you harness the power of social ...

In TODAY.com's Expert Tip of the Day, a trainer explains how incorporating HIIT into a weekly workout routine can boost one's metabolism and help with weight loss.

Let’s be honest: Weight loss is hard. This is true for everyone, but it’s especially true for women, who typically have more body fat and less muscle mass than men. As a result, we burn fewer calories ...

High-intensity interval training involves performing an all-out, exhaustive physical effort for a short time followed by a short (sometimes active) recovery. Its benefits are clear: Effective HIIT ...

The Norwegian 4×4 method offers a powerful, time-efficient way to build an enduring body. By intentionally training your ...

Team-building is taking on a new form, with companies adding high-intensity team workouts to their list of corporate ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." High-intensity interval training (otherwise known as HIIT) may sound, well, intense. And it can be. But ...

The best exercise for over-70s and how often to do it for longevity has been revealed in the 5-year study results ...

Even if you haven’t tried it, you’ve probably heard the buzz about high-intensity interval training, which alternates short bursts of vigorous exercise with brief periods of active recovery. One ...

The cardio world has split into two passionate camps that argue with the intensity of people debating pineapple on pizza. On one side, you have the HIIT devotees who swear by short, brutal workouts ...

With picks from Nike, Reebok, and brands that might not yet be on your radar, these workout and gym shoes are designed for every type of activity.