If walking is the only physical activity you can do, is that enough exercise to stay healthy? Experts say yes, but there are other factors to consider.

Think about how you feel doing your 12-3-30 routine on the treadmill versus during a high-intensity interval (HIIT) class. You probably feel like you could maintain that first one for a pretty solid ...

In TODAY.com's Expert Tip of the Day, a trainer explains how incorporating HIIT into a weekly workout routine can boost one's metabolism and help with weight loss.

If you need to save time at the gym, exercise scientist Mike Israetel has the fix: do more supersets that pair muscles that have nothing to do with each other. Supersets can increase the intensity of ...

A majority of people are working out in the evening, despite evidence supporting morning activity. (Getty Images) It's not the only one saying that. Strava, an activity tracker that allows people to ...

A plank is a core exercise that requires glute and leg strength, as well as shoulder stability. To hold a plank, you need to keep your spine neutral and support it with your abdominal muscles. That ...