White hair in the middle may be related to physiological factors, life factors, drug factors, disease factors and other conditions.
1. Physiological factors: the patient’s age is relatively old, due to the decline in the function of melanin cells in the body, which will lead to gray and white hair. In addition, genetic factors can also lead to the appearance of gray hair.
2. Life factors: if the patient long-term mental stress, excessive late night or long-term sun exposure, may cause damage to melanocytes, resulting in gray hair growth.
3. Drug factors: patients taking antimalarial drugs or tyrosinase inhibitors for a long time will affect melanin synthesis, resulting in gray hair.
4. Disease factors: If there is hyperthyroidism, severe anemia, tuberculosis and other endocrine diseases, may lead to white hair. If there is vitiligo, or local scalp damage, can also lead to hair white.
Due to the cause of more, it is recommended to consult a doctor in a timely manner to clarify the cause, and by the doctor’s guidance to standardize the treatment.