The increasing number of gray hair may be due to physiological factors, pathological causes such as hereditary gray hair, mental stress, vitiligo and so on.
1. physiological factors: with the increase of age, skin aging, the number of melanocytes in the hair follicle will gradually reduce, function decline can not synthesize melanin, will appear more and more white hair.
2. Pathological causes
(1) Heredity: If one of the parents has more gray hair, the chances of their offspring having more gray hair will be higher compared to their peers due to genetic factors.
(2) mental state: mental factors are also very important to the synthesis of hair melanin, nervousness, anxiety, depression, irritability, these can interfere with the function of hair follicle melanocytes, resulting in more and more white hair.
(3) Vitiligo: If the patient has vitiligo on the scalp, the disease progresses due to untreated or improper treatment, and more and more gray hair can also occur.
The cause of each patient is different, want to confirm the specific cause of the recommended medical treatment to do further examination to clarify, in the doctor’s diagnosis to choose the appropriate treatment.