I discovered spin classes a decade ago, and subsequently got certified to teach them myself. In the years since, I haven't focused on other kinds of cardio group classes—but for a time, I was obsessed ...

Remember when working out at home meant bopping along to your mom's Jane Fonda or Lisa Rinna videos and you'd rotate two different tapes to keep things from feeling stale? Now there are more fitness ...

Follow along with my cardio and ab workout routine designed to burn calories, strengthen your core, and boost overall fitness ...

As a long-distance runner, you want to practice aerobic workouts on the regular. They help you build the stamina needed to make it through many miles and to pick up the pace when required. Believe it ...

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

Everyone knows that some of the keys in maintaining a healthy lifestyle include eating a balanced diet, getting enough sleep, and exercising. While any kind of movement and exercise can be beneficial, ...

Like an international spy, aerobic capacity goes under various aliases. You may have also heard it referred to as aerobic fitness or cardiovascular endurance. It’s all the same thing: the body’s ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. It’s time for some motivation to move!