Numbness of hands and feet in the morning may be caused by hand compression, cervical spondylosis, carpal tunnel syndrome and other factors. 1. Hand pressure: when sleeping at night due to incorrect posture, the hand is compressed, which will lead to the blood circulation in the blood vessels of the hand is not smooth, thus appearing the phenomenon of numbness of the hand, and can be restored after lifting the compression. 2. cervical spondylosis: changes in the curvature of the cervical spine and cervical spine around the tissue lesions, may make the nerve root compression, resulting in sensory impairment of the nerve endings, resulting in numbness of the hands. 3. Carpal Tunnel Syndrome: Carpal Tunnel Syndrome is mainly caused by damage to the median nerve in the carpal tunnel due to prolonged pressure, manifesting as numbness in the fingers, wrists and arms. Long-term overuse of the wrist, such as chefs, long-term use of the computer office crowd, easy to suffer from carpal tunnel syndrome. When sleeping at night, try not to sleep with pressure on the arm, so as not to cause hand numbness triggering discomfort. If the numbness of the hand is not relieved for a long time, it is recommended that the patient go to a regular hospital, under the guidance of the doctor to do the appropriate X-ray examination, electromyography, to clarify the cause of the disease, and follow the doctor’s instructions for treatment.