Aerobic exercise (cardio) is activity that strengthens the lungs and heart and improves your body's ability to use oxygen. It can improve your heart rate and blood pressure as well as your breathing. Good examples of aerobic activity are swimming, walking, jogging, bicycling, and running. Follow the links below to find WebMD's comprehensive coverage about how aerobic exercise benefits your body, types of exercises, and much more.
Shake up your same old, same old exercise routine by trying these cardio workouts. You'll do intervals that are sure to challenge you and burn calories.