The hazards of picking at the scalp include localized infections, causing hair loss, etc., usually can not pick at the scalp, if the scalp itching should be treated accordingly. If you often pick your scalp, it is easy to make the scalp local wounds, causing bacterial and fungal infections, scalp erythema, itching, dandruff, etc., pulling, destroying the hair follicles will also cause localized hair loss, so it is not recommended to pick the scalp with your hands. Therefore, should correct the bad habit of picking the scalp as soon as possible. If there is an itchy scalp, the cause should be clarified and then dealt with accordingly. If the hair is not clean, you should develop a good habit of washing your hair regularly. If seborrheic dermatitis exists, shampoos containing ketoconazole and coal tar can be used. If scalp discomfort occurs, go to the hospital in time, the use of the above drugs need to follow the doctor’s advice.