Warm water bath, water temperature 35 ~ 36℃, try it with your hands, it feels a little hot. This is a temperature slightly higher than the skin temperature and slightly lower than the body temperature, which is very suitable for bathing. Generally speaking, warm water bath is advocated in summer. Warm water bath can calm nerves and reduce cardiovascular burden.
The water temperature of the cold water bath is about 20℃, and the cold water bath itself also has a certain fitness function. Modern medical research shows that cold water bath can not only improve immunity, but also promote blood dilution, improve blood circulation and blood quality, and prevent thrombosis. In addition, cold water bath plays a certain role in exercising people's will, improving people's adaptability to external climate change, delaying the aging of tissues and organs, improving skin blood circulation and keeping skin healthy. When cold water drenches the body, in order to maintain a constant body temperature, the body will quickly mobilize its regulatory function, which can not only improve the stress ability of the nervous system, but also enhance the elasticity of blood vessels and improve organ function, and has a curative effect on preventing senile diseases such as arteriosclerosis, hypertension and coronary heart disease. However, patients with rheumatoid arthritis and rheumatoid arthritis should not take a cold bath to avoid aggravating their illness.
The choice of bath temperature after exercise varies from person to person and from season to season. Generally, it should not be too high or too low. Bathing time should not be too long, but generally 10 ~ 15 minutes is appropriate. You can choose a warm bath in summer and a hot bath in winter, which is more conducive to eliminating fatigue.