1, combing hair combing can unblock the head meridians and promote the circulation of qi and blood in the head veins. 2.Knock on the teeth The upper teeth knock on the lower teeth. Once the teeth are knocked, the bones are slightly stimulated, awakening the vitality of the bones and also the kidneys, because the kidneys are the main bone. 3.Swallowing the fluid Swallowing the fluid is swallowing saliva. With the tongue against the palate, the secretion of saliva is accelerated and more saliva accumulates in the mouth, which is then swallowed. This promotes the circulation of fluids. 4.Practice qi Start with abdominal breathing, so that the small abdomen slightly undulates, which can compensate for the qi consumed by the body.