Sleeping hand numbness and pain is the most common reason to consider cervical spondylosis.1, due to cervical spine degeneration, long-term neck and shoulder muscle strain, cervical disc protrusion, compression of the corresponding nerve root, there will be the corresponding nerve innervated by the region of the arm numbness and pain, mainly related to the long-term poor sitting posture, strain and poor sleep position, inappropriate work posture, inappropriate physical exercise.2, there are also some people Congenital cervical spine developmental deformity, treatment can be used traction, manipulation and massage therapy to improve the symptoms. Hand numbness and pain while sleeping must not ignore the cerebrovascular causes, may be transient ischemic attack or cerebral infarction caused by monoplegia, please consult orthopedics and neurology to determine the cause of the disease.