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

But a type of interval workout recently popularised by actress Jessica Biel could be the solution – with research showing it ...

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 ...

If you've bought into the hype and you don't need to do anything other than High-Intensity Interval Training (HIIIT) to stay healthy and fit, there’s a good chance you're missing out on your goals and ...

High-intensity interval training, or HIIT, checks two of the most important boxes when it comes to exercise programming: high effectiveness in a short amount of time. HIIT workouts are very ...

Apple has introduced a fresh lineup of Apple Fitness+ content to help users achieve their fitness goals in 2026.

"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 ...

Just in time for the new year, Apple Fitness Plus announced fresh additions to its workout catalog. Starting Jan. 5, ...

A new expert breakdown ranks the top workouts for sustainable fat loss — and the winning routine might surprise you.

HIIT exercise isn't for everyone and there's some evidence that you can overdo it. Here's what the experts recommend ...

HIIT workouts are meant to be fast and furious. They rely on explosive exercises like burpees, high knees, kettlebell swings, sprints, and other moves that spike your heart rate and make you sweat — ...