A very long sweat hair on the female breast first need to consider is caused by physiological reasons, female breast skin itself has hair follicles, when the body secondary sex characteristics development, due to hormonal changes and stimulation, the hair follicles will have hair growth, usually to fluffy hair is common, some women will also appear longer sweat hair, consider may be related to genetic factors, belong to the normal physiological phenomenon, generally do not need to deal with, do not recommend unauthorized It is not recommended to pluck it, it may induce folliculitis. The actual fact is that you can find a lot of people who have been in the business for a long time. Due to excessive secretion of androgens, it leads to different degrees of hirsutism, mainly sexual hair, manifested as dense pubic hair, but also the phenomenon of long sweat hair on the breast, usually accompanied by menstrual disorders and obesity and other symptoms. If polycystic ovary syndrome is clinically defined, it is usually necessary to help regulate the menstrual cycle with oral contraceptives and post-progestational semi-cycle therapy. Oral dexamethasone, cyproterone, spironolactone and other drugs can also be used to reduce androgen levels and alleviate the phenomenon of hirsutism. 2. Hyperandrogenic hirsutism: refers to the symptoms of hirsutism caused by elevated androgens in the body. Elevated androgens may cause the symptom of long sweaty hair on the breast, and it will become longer, thicker and darker. It is necessary to clarify the cause and give targeted treatment, which can be done by using oral contraceptives, cyproterone and other medications as prescribed by the doctor. If you feel that the sweat hair on your breasts affects your daily life, you can visit a regular hospital for laser or electrolysis to help remove the hair. In addition, due to the individual differences of different female patients, the appearance of a very long sweat hair on the breast may also be related to other factors, such as the influence of certain drugs, adrenal cortical disease, etc.. If patients have other uncomfortable symptoms, they should actively go to the hospital for examination and treatment.