First, after exercise, it belongs to a large number of consumption activities. At this time, negative nitrogen balance will be produced, decomposition exercise will increase, synthesis exercise will decrease, and three nutrients will decrease accordingly, resulting in lower blood sugar. When taking a bath, it will further accelerate the metabolism and evaporation of heat in the body, leading to a further drop in blood sugar, a hypoglycemia reaction, and even a hypoglycemia coma in severe cases.

Second, after exercise, there will be a lot of perspiration in the body at this time, and the sweat pores will all open. If you take a bath immediately, wind evil, damp evil and cold evil will take the opportunity to enter the body, leading to rheumatoid arthritis and rheumatoid arthritis.

Third, taking a bath immediately after exercise will increase the negative pressure of cardiovascular and cerebrovascular diseases, leading to the appearance and aggravation of cardiovascular and cerebrovascular diseases.

It is generally recommended to rest for 30-45 minutes after exercise before taking a bath. If conditions permit, it is recommended to take an alternating bath of hot and cold water after sweating. Take a hot bath first, and then slowly lower the water temperature. Early warm bath has massage function, which can promote the effect of exercise and weight loss.

Later, when the water temperature drops, extreme temperature stimulation causes blood vessels to expand and contract, thus increasing the elasticity and tolerance of blood vessels to stimulation, improving the blood circulation of the body, discharging metabolites, pain-causing factors, inflammatory mediators and undesirable components that are easy to deposit on the blood vessel wall and intima, and forming atherosclerotic plaques with blood perfusion. At the same time, it can also clean sweat, reduce edema and resist inflammation.