Short bursts of exercise could be the key to longevity, new research suggests. Researchers call the concept “exercise snacks.” Here’s what a doctor wants you to know, and how to get started. What if ...

'Exercise doesn’t have to mean an hour at the gym. It can be three minutes here and five minutes there,' says Dr. Grant.

As you get older, working on your strength and stability is the best way to prevent falls and injuries. Yet if you’ve taken a long break from exercise, or you’re returning to exercise after an injury, ...