The top of the head and the back of the head have white hair. Is it yin deficiency or yang deficienc

White hair on the head and back of the head may be caused by yin deficiency, yang deficiency or other reasons. Details are as follows:

1. Yin deficiency

is prone to dry hair, whitening, shedding and other symptoms. This is because yin deficiency leads to insufficient yin fluid in the body, unable to nourish the hair, making the hair lose luster and gradually turn white. Yin deficiency can also lead to hot flashes, night sweats, dry mouth and other symptoms.

2. Yang deficiency may

also lead to white hair. Yang deficiency leads to insufficient yang qi in the body, unable to promote the circulation of qi and blood in the body, making the hair lose nourishment and gradually turn white.

3. Other reasons

White hair on the head and back of the head may also be caused by heredity, age growth, malnutrition, excessive pressure and other reasons. The cause can be judged by four diagnostic methods of traditional Chinese medicine, dermatoscopy, laboratory examination, etc.