This month we will be alternating between HIIT walks and a simple HIIT routine that uses just your bodyweight to get your heart rate up. On days when we’re doing walking workouts, you have three ...

Get ready for a super sweaty 20-minute HIIT workout—all standing, no jumping, and no equipment required! This high-intensity ...

A single session of high-intensity exercise can disturb the body's main stress hormone, leading to less activity after the workout, a lower body temperature, and weight gain, a new study of mice finds ...

“Repeating the same movements every session can lead to boredom and plateaus,” Mosca says. “Mixing in playful elements—like ...

Hold the kettlebell in a goblet position. Stand hip-width apart, lifting one heel so you’re supported on the toes. Brace your core, lower into a controlled squat, then drive back up, squeezing your ...

A HIIT workout can be tricky to define because, at its core, it just means a string of exercises that gets your heart racing, providing a cardio boost to what would otherwise be a serviceable, but ...

The study included 30 participants between the ages 50-78, all overweight or obese (a cancer risk) yet healthy otherwise.

People who’ve had a stroke might worry about pushing themselves hard at the gym. New research suggests high intensity interval training (HIIT) can do more to improve fitness than moderate-intensity ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." You’ve probably heard of high intensity interval training (a.k.a. HIIT), but have you heard of high ...

Here’s your excuse not to work out today. A single session of high-intensity exercise can disturb the body’s main stress hormone, leading to less activity after the workout, a lower body temperature, ...