Hair numbness is caused by a variety of reasons, may be over-fatigue, cervical spondylosis, brain diseases and other factors, you can choose medication or surgical treatment, and at the same time to improve the habits of life to assist in the treatment. 1. Overfatigue: Overfatigue may lead to insufficient blood supply to the brain or brain nerve dysfunction, resulting in numbness of the scalp. In this case, patients are advised to take rest, go to bed early, get up early and develop good living habits. 2. Cervical spondylosis: When cervical disc herniation or osteophytes compress the peripheral nerves that innervate the head, it may lead to the phenomenon of scalp numbness. This can be treated with drugs such as methylcobalamin and vitamin B12, and appropriate exercise, which is conducive to improving the patient’s symptoms. If the treatment effect of drugs is not good, surgical treatment should be considered. 3. Brain diseases: such as cerebral infarction, cerebral hemorrhage, intracranial space occupation and other brain diseases, may damage the scalp sensory nerves, resulting in symptoms of scalp numbness. It is necessary to seek medical examination in time to find out the cause of the disease, and then carry out the corresponding treatment. Commonly used drugs are methylcobalamin, vitamin B12 and so on. It is recommended that patients go to the hospital in time for relevant examinations, after the cause is clear, actively cooperate with the treatment, taking medication should be taken in accordance with the doctor’s instructions, to avoid adverse consequences. Usually can develop a good life, dietary habits, appropriate exercise, to reduce the occurrence of the disease.