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 pursuit of fitness transformation often takes unexpected turns. After a year of committed strength training, my fitness journey took a thrilling leap when my virtual trainer introduced me to ...

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 ...

With work, family, and life piling up, hitting the gym often feels impossible. Enter the 7-minute workout, a high-intensity exercise routine that promises results in no time. The viral regimen ...

Want an exercise program that helps you work out smarter, not harder? You've found it. The Women's Health+ Ultimate HIIT Challenge is a week-long program that combines high intensity interval training ...

Think you always need long, slow strength sessions to build strength and burn fat? Think again. New research suggests that high-intensity circuit training—workouts that pack multiple strength moves ...

High intensity interval training could be the secret to staying young. — -- Exercising by doing interval training, not weight lifting, could be the secret to staying young, according to a new ...

Low-intensity exercise is thought to be better for keeping this “stress hormone” in check. But scientists say cortisol plays a crucial role in fueling your workout. Often called the “stress hormone,” ...

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 ...