The causes of finger numbness include physiological factors, peripheral neuropathy, cervical spine disease, cerebrovascular disease and so on. 1. Physiological factors: the patient’s fingers are compressed due to the special posture and the symptoms of finger numbness appear, generally when the compression is lifted, it can return to normal within a few minutes. 2. Peripheral neuropathy: For example, when diabetic peripheral neuropathy, patients can also appear numbness of the fingers, and in severe cases, it can lead to glove-like sensory impairment. 3. Cervical spondylosis: When suffering from cervical spondylosis, numbness of the fingers can also occur, mainly due to nerve root compression. It can be diagnosed by combining with cervical spine triple-digit film or magnetic resonance examination, nerve electrophysiology examination and so on. 4. Cerebrovascular disease: When cerebral hemorrhage or cerebral infarction occurs, numbness of fingers will occur due to necrosis of brain cells, which will be diagnosed by cranial CT or MRI. If there are other reasons for persistent numbness of fingers, you should go to the hospital in time to avoid aggravation of the condition.