Step-aerobics is practiced by millions of people around the world. Its popularity comes from the fact that it can be practiced anywhere and without any special equipment. The only things a person needs are a flat surface and a step aerobics platform, or a step.
When practiced regularly, step aerobics strengthens practitioners' lungs, keeps out stress, builds muscle mass, keeps the fat:muscle ratio in check and regulates both blood pressure and sleep patterns. Aerobic refers to the use of oxygen to adequately meet energy demands during exercise via aerobic metabolism. Aerobic literally means "with air" and it consists of exercises which help you use oxygen more efficiently. Activities such as walking, running, jogging, cycling, swimming, water gymnastics, step aerobics exercises, dancing etc. are considered aerobic exercises.