Having white hair since childhood is commonly known as alopecia areata. The causes of alopecia areata are categorized into congenital and acquired factors, with hereditary and albinism as congenital factors, and nutritional deficiencies, psychiatric factors, or acquired diseases such as vitiligo as acquired factors. 1. congenital factors: less white head has hereditary, if parents, siblings have less white head, then it is likely to be hereditary less white head. There is no effective treatment, it is difficult to cure, only through the adjustment of lifestyle as much as possible to regulate. In addition, albinism can also cause white hair since birth, as well as eye hypopigmentation, low vision and other manifestations. 2. Acquired factors: (1) malnutrition: malnutrition causes the body to lack copper, cobalt, iron and other elements, affecting the synthesis of melanin, it will produce gray hair, usually should eat more fresh vegetables and fruits, etc.. (2) mental factors: too many negative emotions, mood long-term in a lot of tension, anxiety and panic and other bad emotions, or life has been violently stimulated, may cause less white head. To timely psychological guidance to patients, calm the patient’s mood, eliminate the patient’s bad mood. (3) Acquired diseases: such as vitiligo. It can also cause white hair from childhood, and the scalp at the white hair is white. In addition, there are tuberculosis, malaria, tumors and other consumptive diseases, pituitary function decline and other endocrine diseases may lead to less white head, the need for timely treatment of the primary disease, which can make the white hair condition improved to varying degrees. Less white head may affect the patient’s appearance, leading to negative emotions, should go to the hospital in time to identify the cause of the disease, under the guidance of the doctor targeted treatment.