Localized numbness of the skin may be a normal physiological phenomenon, Raynaud’s syndrome, multiple peripheral neuritis. 1. Normal physiological phenomenon: if you keep a posture for a long time or a certain part of the body is compressed, it will cause poor blood circulation and localized numbness of the skin, and the symptoms will be relieved after improving the posture or releasing the compression. 2. Raynaud’s syndrome: the cause of Raynaud’s syndrome is not particularly clear, and is considered to be related to a variety of factors, mainly in the cold and emotional excitement, the fingers and toes will be pale and purple, and then become flushed, and accompanied by numbness of the symptoms. 3. Multiple peripheral neuritis: Multiple peripheral neuritis is an inflammation of the peripheral nerves caused by a variety of reasons, mainly manifested as motor, sensory and autonomic disorders of the distal extremities, the patient’s main symptom is sensory anomalies, there may be sensory loss or loss of sensation of the distal limbs, but also localized numbness of the skin. Localized numbness of the skin, there may be other reasons, it is recommended to go to the hospital in a timely manner, by the doctor to clarify the cause of standardized treatment.