Numbness of the hands when sleeping may be caused by physiological reasons, such as long time fixed sleeping position, but it may also be caused by pathological reasons, such as cervical spondylosis, cerebral infarction, etc.
1. Physiological reasons: If you sleep in a fixed position for a long time or your arm is under pressure, it will affect the blood circulation of your arm, which will lead to the symptom of numbness of your hand, and usually does not require special treatment.
2. Cervical spondylosis: Herniated cervical discs can compress or stimulate the cervical nerve roots, causing numbness, hypersensitive sensation, coldness and heat in the corresponding cervical nerve pathways such as shoulders, arms and hands, etc. Improper sleeping posture will lead to a more pronounced compression, which may aggravate the above symptoms.
3. Carpal tunnel syndrome: a nerve compression disease, night rest blood vessel expansion, relatively speaking, the volume of the wrist increases, the space is more narrow, the nerve compression is more powerful, may appear to sleep up hand numbness more obvious situation.
Sleeping up hand numbness in the exclusion of physiological factors, if the symptoms continue to appear, aggravating trend or accompanied by other symptoms of discomfort, it is recommended to go to the hospital in a timely manner to consult the doctor, and actively comply with the doctor’s instructions, so as to avoid delaying the condition.