First of all, it can activate the reaction of the legs. Generally, you need to exercise your hands and feet together when warming up. When doing warm-up exercises, you can make your legs more sensitive and exercise your leg nerve reaction. Let the blood flow faster in the legs. There will be no muscle strain caused by overtraining or the need to use intense explosive force to participate in the competition. For athletes, if they don't warm up well, they may cause muscle strain, and once it is serious, the consequences will be unimaginable. Therefore, most athletes follow the rules. They don't start training or take part in competitions until they finish the warm-up exercise, and before the competition, they will also set aside special time for athletes to warm up first.
Second, it can promote blood circulation. For athletes, if they want to explode their own strength, they must promote blood circulation. Learning cycle allows you to use your whole body strength, so it can help athletes' muscles become flexible during warm-up. Because most athletes have very hard muscles when there is no competition, doing warm-up exercises can help relieve muscle stiffness. For athletes, if they don't do warm-up exercises after the game, they will feel very uncomfortable and even ache all over.
Third, summarize. It is very important for athletes to do warm-up exercises, and it is also necessary for people who usually like sports. For ordinary people, if they don't like sports at ordinary times, they will do exercises and haven't done warm-up exercises, which will cause their own muscle strain.