The lack of feeling in the fingers of the left hand may be caused by radiculopathy, carpal tunnel syndrome and other reasons, and the symptoms can be relieved through physical and drug treatment. 1. Neurogenic cervical spondylosis: The lack of feeling in the fingers of the left hand can be caused by compression of the nerve roots. Neurotrophic drugs such as methylcobalamin and vitamins can be taken in this case. 2. Carpal tunnel syndrome: generally due to trauma, carpal tunnel lesions and other factors lead to the median nerve in the wrist compression caused by the radial side of the hand three and a half fingers of pain, numbness and progressive interosseous muscle atrophy, resulting in the absence of sensation in the fingers of the left hand. When carpal tunnel syndrome is present, it can usually be helped by physical therapy methods such as massage, acupressure, and physical therapy. Therefore, when the patient has no feeling in the fingers of the left hand, it is recommended to go to the hospital in a timely manner to find out the problem and treat it promptly. At the same time, they usually need to pay attention to keep warm, pay more attention to rest, and exercise appropriately. The use of drugs need to follow the doctor’s instructions.