Conventional children's swimming is simply playing with water accompanied by their parents, while the professional children's swimming teaching of Cool Tour can improve the function of the brain to a certain extent, which shows that the brain responds quickly to the external environment and can develop children's intelligence well. Enhance metabolism, the heartbeat is slower and stronger than that of children of the same age, which prepares the conditions for undertaking greater physical load; The function of the respiratory system has also been improved. Regular swimming can also improve children's ability to resist cold and disease.