Aerobics is a good fitness program to control the rapid weight gain after middle age. Popular aerobics at home and abroad can be roughly divided into six categories: a series of aerobics compiled according to different age groups; Male and female calisthenics compiled by different genders; Single, double and group aerobics compiled according to the number of people; According to aerobics to shape the body, improve the body posture and posture; Exercise all parts of the body according to aerobics; Aerobic exercise with bare hands or light equipment.