Thinning hair in the middle of the head, may be related to seborrheic alopecia, in the treatment of the main is mainly to drug treatment, and secondly must be from the spirit of conditioning, dietary conditioning and strengthen the care of treatment. 1. Medication. The cause of seborrheic alopecia is mainly related to the level of androgen secretion, in the treatment of the main choice of some anti-androgen medication, such as oral finasteride tablets (men), spironolactone tablets (women), at the same time, can be used externally to dilate the blood vessels, stimulate the hair of the medication treatment, such as minoxidil tincture. 2. Mental conditioning. In daily life to keep a happy mood, avoid excessive tension, avoid overwork. 3. Diet. Diet should be balanced and nutritious, avoid spicy food and too greasy food, prohibit drinking and smoking. 4. Enhance care. Keep the skin clean, control the frequency of shampooing, and avoid hair coloring and perming. When treating seborrheic alopecia, be sure to choose medication strictly according to medical advice.