Numbness of the fingers may be physiological reasons or pathological reasons.
1. Physiological reasons: because of the poor posture when sleeping, the arm is placed under the body, the local pressure, blood circulation is not good, so the phenomenon of numbness, this symptom with the prolongation of time, the numbness can gradually disappear, so do not worry too much.
2. Pathological causes: carpal tunnel syndrome occurs at night when you sleep, numbness of the fingers is usually the thumb, index finger, middle finger numbness, after resting the symptoms can be reduced, through electromyography can be a clear diagnosis of minor symptoms can be prescribed by the application of nutritive nerve medication, such as methylcobalamin orally, the serious patients to take the surgical method of treatment.
Cervical spondylosis if the cervical spine twisted nerve compression can also appear finger numbness. So if the numbness of the fingers in the night sleep occurs frequently, you should go to the hospital in time to consult the doctor, and clarify the cause of the disease for treatment.