Causes of scalp numbness and pain in patients, mainly the following two points: First, chronic cerebral arterial insufficiency of blood supply: the cause of the most common, most often seen in the elderly over 60 years of age, mostly hypertension, diabetes mellitus, hyperlipidemia, as well as frequent smoking and other vascular risk factors, due to the above vascular risk factors lead to cerebral arteriosclerosis within the cranium, including capillary microcirculation will be relatively poor, there will be ischemia of the scalp, The lack of oxygen and other phenomena, which leads to scalp numbness, pain, this time to take blood and brain particles is more appropriate. Second, cervical spondylosis: may compress the oxygen supply capacity of intracranial blood vessels, nerves, can lead to scalp numbness, pain and other phenomena.