Taking a cold bath has three advantages: first, it increases the adaptability of the human body to temperature, especially to air, and it is not easy to catch a cold; Secondly, it is a good exercise for human blood vessels. When taking a cold bath, the blood vessels contract rapidly, and a large amount of blood flows to the inside of the body, then to the body surface, and the blood vessels stretch.

Hot water can make pores slightly open, which is beneficial to clean skin. Generally speaking, taking a cold bath is good for your health, but it is another matter for women, so I will stop in winter, but I am unprepared for men and have strengthened my cold resistance.

The method of alternately bathing and soaking the body with hot and cold water is called "alternating hot and cold bath", which is referred to as "hot and cold water bath" for short. Hot and cold water bath has strong exercise value. It is the application of "cold and hot water effect" in human physiology and a scientific health preserving method.

If you bathe with cold water and hot water according to different climates, your skin will be stimulated differently and you will feel different comfort. Also, taking a bath with cold water in winter can strongly stimulate the skin and appropriately enhance immunity!