Both cervical spondylosis and high blood pressure can cause hand numbness, cervical spondylosis patients hand numbness is caused by compression of the nerve, high blood pressure patients hand numbness may be due to blood vessel damage. In cervical spondylosis, hand numbness is mainly caused by the compression of the nerve root. If there is no correct treatment after suffering from cervical spondylosis, it is easy to cause compression of local nerves, thus appearing hand numbness. Hand numbness caused by high blood pressure may be due to poor blood pressure control, high blood pressure will damage blood vessels, resulting in impaired blood circulation, resulting in peripheral blood vessel constriction, which will cause the symptoms of hand numbness. Patients with the phenomenon of hand numbness, it is recommended to go to the regular hospital through the clinical neurological physical examination, cranial CT testing, etc., to clarify the cause of hand numbness, the cause of treatment.