Winter swimming contributes to the blood circulation of the whole body. Winter swimming is conducive to eliminating diseases and anti-aging, has a certain regulatory effect on hypertension, and reduces hyperlipidemia and cholesterol in a certain range. Winter swimming can enhance the adaptability to cold stimuli, improve the body's resistance and delay the aging process. People who have just started to take part in winter swimming exercises can do swimming exercises 2-3 times a week. It is best to gradually increase after the body adapts.