Sleeping hand numbness waking up 10 seconds relief, may be related to mechanical compression, may also be due to cervical spondylosis, carpal tunnel syndrome and other causes. 1. Mechanical compression: If the arm is pressed by the body for a long time during sleep, resulting in poor blood circulation in the hand, it may cause numbness of the hand after waking up, and it is likely to be relieved in 10 seconds after appropriate activities. 2. Cervical spondylosis: If there is a history of cervical spondylosis, sleeping at night due to improper posture, resulting in local nerve root compression, and wake up by changing the posture, resulting in nerve root compression symptoms are lifted, you may be able to make the hand numbness symptom soon relief. 3. Carpal Tunnel Syndrome: This disease can lead to the patient’s median nerve compression and cause hand numbness. Especially at night when you sleep, if you sleep in an incorrect posture, or wrist posture in the over-flexion position, it is likely to aggravate the median nerve compression, wake up with hand numbness, wake up to adjust the posture, the pressure is lifted, hand numbness will soon be relieved. Sleeping hand numbness woke up 10 seconds to relieve, may also be caused by other reasons, if the symptoms occur frequently, or accompanied by other discomforts, should be as soon as possible to seek medical attention, diagnose the cause of the disease, give targeted treatment.