If you have no experience with exercise, O'Sullivan recommends remembering that anything is better than nothing. "Research ...

Zone 2 cardio, however, is all about the intensity of your workout, not the workout itself. If walking is not your preferred ...

In TODAY.com's Expert Tip of the Day, a trainer reveals the equipment-free hack to know you're exercising intensely enough.

Running may help burn calories, but when it comes to preventing diabetes and obesity, pumping iron might have the edge, ...

At 56, Jennifer Aniston stays in shape with weightlifting and bursts of cardio — and you won't beat her at a plank, her ...