Su Dongpo once said: "comb your hair for more than a hundred times, spread your head and lie down until dawn." Empress Dowager Cixi loves her hair. The first thing she does when she gets up every day is to comb her hair. At 60, she still has thick hair. There is also Lu You, the longest-lived poet in the Song Dynasty. He likes to comb his hair and actually began to grow black hair in his later years.

Strengthening the brain and listening: the head is the highest part of the human body, and combing the hair with a comb can dredge the meridians, promote blood circulation and remove blood stasis; Comb your hair often, which can promote blood supply to the brain and cranial nerves, refresh and strengthen your brain; In addition, combing your hair often can improve your hearing and vision and relieve your headache.

Prevention of colds: comb your hair frequently, massage these acupoints, dredge collaterals and promote blood circulation, and relieve headaches. Pressing Dazhui point with the back or handle of a comb can prevent colds, malaria and cervical spondylosis.

Hair care: Modern research shows that the head is where the central nervous system is. Combing your hair often can strengthen the friction of your head, dredge the blood vessels in your head, improve the blood circulation of your scalp, nourish your hair roots and prevent hair loss.

Dredge yang: in the morning, the yang of the human body conforms to nature and has the characteristics of rising upwards and outwards. The head is the meeting of all yang, and combing your hair more every day is conducive to the access of yang and the dredging of qi and blood, which is a health care method that doctors in past dynasties have attached great importance to.

Dry hair: use a little force to promote scalp blood circulation and supplement nutrition to hair; Oily hair: The less force, the better, so as not to excessively stimulate sebum secretion.