Discover how strength training and cardio after 50 protect muscle, boost health, and support healthy aging — with tips from a ...

Moderate activity is the key to maximizing cardiovascular health. If you can still talk comfortably while working out, you're likely in the right zone. As the intensity increases, breathing becomes ...

In TODAY.com's Expert Tip of the Day, a trainer explains the right way to breathe to make the most of your cardio or strength training.