Hair oil loss is generally diagnosed as seborrheic alopecia, and endocrine, irregular life, hygiene habits, etc. Patients should eat less greasy food, early to bed, early to rise, pay attention to local cleanliness, hygiene, combined with bacterial infections can be used topical Bactrim, combined with fungal infections can be used topical trimethoprim econazole cream or clotrimazole cream, etc., the condition repeated or aggravated please go to the hospital for treatment. Androgenetic alopecia is a genetic disease, mainly due to the high level of dihydrotestosterone in the serum and scalp long-term effect on the hair root and cause hair loss, oral finasteride treatment is needed for six months to a year will ease, with the topical use of tincture of minoxidil will ease hair loss, androgenetic alopecia is a genetic disease requires maintenance treatment to delay hair loss time, severe hair loss patients can consider hair transplant.