Chest hair growth in women is mainly related to growth and development, endocrine dysfunction, multi-ovarian syndrome and other reasons, it is recommended that further examination to clarify the causes, to avoid misunderstanding the condition. 1. Growth and development: women in the growth and development period, due to the increase in androgen, stimulate the chest hair follicle hair growth, is a normal physiological phenomenon, generally do not need to worry. 2. Endocrine dysfunction: due to the abnormal function of the glands, breaking the balance of hormones in the body, causing endocrine disorders, resulting in androgens more than estrogen, stimulating the growth of chest hair, resulting in endocrine disorders of different reasons, the treatment is also different, you need to go to the hospital as soon as possible to check and clarify the cause of the corresponding treatment. 3. Polyovarian syndrome: Reproductive endocrine metabolic diseases, ovulation dysfunction, hyperandrogenemia and ovarian polycystic changes, resulting in the growth of chest hair, can be treated with medications, such as dextroprogesterone, micronized progesterone, medroxyprogesterone acetate and so on, to supplement progesterone and alleviate the symptoms. All of the above drugs should be used under the guidance of a doctor, and should not be used blindly on their own to avoid aggravation of the condition.