There are several reasons for the inexplicable twitching of fingers. The most common is excessive fatigue and fatigue. If the patient is in the state of exercise for a long time, the muscle pain and dysfunction of the hand will lead to hand cramps, and the electrolyte disorder will also lead to hand cramps. The common problem is calcium deficiency. When the concentration of calcium ions in the serum in the body decreases, it will also cause cramps in the fingers. It is necessary to test the blood calcium in a timely manner. After finding that the blood calcium is reduced, actively supplement calcium. In addition, patients with cervical spondylosis may also experience nerve compression, which may cause cramps in the fingers. It is necessary to avoid long hours of bowing down to work at the table, and proper traction, massage and physiotherapy of cervical spondylosis can be done. In addition, when the median nerve in the carpal tunnel is squeezed, the conduction of nerve impulses will be blocked, leading to the symptoms of finger cramps and pain. We must actively treat them, and when necessary, we can relieve them by local injection of hormone.