YOU KNOW YOU need muscle... and you need to burn calories. Everyone needs more strength, too—and we can all use a little more athleticism. But you don’t have hours upon hours upon hours to chase all ...

Cardio is more enjoyable when you can take a run in a beautiful location or take your time riding your bike around. However, that's not always an option. This is why high-intensity interval training ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Want an exercise program that helps you work out smarter, not harder? You've found it. The Women's ...

Lack of time is often the main reason people don't exercise regularly. But a type of interval workout recently popularized by ...

New research shows the 4x4 workout format can improve fitness faster than traditional workouts, such as jogging or cycling ...

High-intensity interval training—HIIT for short—is an important part of many training programs, and for good reason. Making interval training a regular part of your fitness regimen provides a laundry ...

If you’re looking to get ripped with HIIT, run a 5K, or add gentle exercise & healthy eating into your life, the motivational ...

January is less about reinventing yourself and more about getting back into rhythm. After the Christmas holidays, most of us want our routine back, to feel strong again and to train with a bit more ...