Hair loss occurs in small patches, and the pattern of the shedding area needs to be carefully observed. If the root of the hair at the shedding site has ring-shaped dandruff, the hair on the surface of the dandruff is broken-like shedding, and the root of the hair can be seen with strong itching, it is considered that the ringworm of the scalp may be caused by infection with fungi, including ringworm of the head, tinea cruris, tinea alba, and tinea cruris of the three kinds. Need to go to the local hospital for fungal testing, once the fungus is identified, you can choose to use oral itraconazole capsule, topical clotrimazole ointment or sertaconazole nitrate cream for treatment. If the epidermis of the scalp hair is shiny, not painful, not itchy, you can see the scalp directly and there is no dandruff, consider that it may be multiple baldness, and you need to choose to use topical minoxidil ointment to apply treatment. Usually pay attention to reduce the late night, relax the mind, to avoid excessive mental stress lead to recurrence of hair loss disease.