Classified by any exercise which elevates the heart-beat, and requires additional oxygen intake. Activities such as, running, walking, swimming, dancing, playing basketball and riding a bicycle are just a few of the many different aerobic exercises.

     Contrary to popular belief, lifting weights or weight training is not an aerobic activity--it is an anaerobic exercise. Aerobic activities can slow a person's pulse rate, increase the volume of blood in the body, and even result in more efficient breathing for the person.