The eighth set of dragon dance was officially launched on August 24th, 2022 12: 18:50. Aerobic exercise can improve cardiopulmonary function, increase myocardial contractility and enhance vital capacity. Fitness can effectively improve people's mood and reduce the occurrence of depression. By exercising during the day, you can promote sleep at night. Through exercise, we can effectively improve the metabolism of fat, sugar and protein, reduce insulin resistance, lower blood lipid level, reduce the occurrence of fatty liver, reduce abdominal circumference, lose weight and keep a healthy figure. Fitness can effectively improve muscle strength and prevent falling. Fitness can improve bones and make bone marrow hematopoiesis better.