The basis and essence of aerobics is aerobic exercise or aerobic exercise. Aerobic exercise is a form of exercise in which the aerobic system of human body provides energy under the condition of sufficient oxygen supply. Its sports feature is moderate and low-intensity general activities lasting for a certain period of time, which mainly affects the heart and lung function of practitioners and is the basis of endurance quality. In fact, from the perspective of improving health, only aerobic exercise can affect the human body well and achieve the purpose of exercising. Therefore, aerobic exercise is the most essential feature of aerobics and the most positive aspect that affects the human body. In the description of the concept of aerobics, "integrating gymnastics, dance and music, featuring health, strength and beauty" is only the manifestation and external characteristics of aerobics.