Causes of numbness of the patient’s hands, the main consideration of the following aspects: 1, consider the relationship with the cervical spondylosis, which is caused by the nerve root is stuck pressure. Because there are many sensory nerves in the hands, these nerves are interconnected with the cerebral cortex and spinal cord. When the cervical disc herniation compresses the nerve roots, it will lead to the sensory nerves innervating the hands to be compressed, and there will be irritation or sensory impairment, which is manifested as numbness of the hands; 2, the cause of numbness of the hands may be peripheral neuritis, peripheral neuropathy and other diseases caused by diseases such as the patient has long-term diabetes mellitus, poor glycemic control, or long-term alcohol consumption of patients with chronic alcohol intoxication, chronic alcohol peripheral nerve Injury caused by hand numbness; 3, patients with numbness of the hands may also be a chronic disease involving the hands of the nerve caused by, such as multiple sclerosis, dry syndrome and so on.