Damage to peripheral nerves itself is a symptom of the disease, mostly seen in multiple peripheral neuritis, patients will have sensory impairment, motor impairment, autonomic disorders and other symptoms. 1. Sensory impairment: patients may feel abnormal sensation in the distal part of the affected limbs, often with symptoms such as pins and needles sensation, ants sensation, and sometimes symmetrical hypesthesia in the distal part of the limbs. 2. Motor disorder: the patient’s distal limbs are symmetrical and weak, and in severe cases, they may be mildly paralyzed or completely paralyzed. At the same time, the muscle tone is reduced, and muscle atrophy may appear in the later stage. 3. Autonomic disorder: the patient’s skin at the end of the limb may appear symmetrical thinning, flaking, bruising and other changes, and even ulceration. If the patient has the above symptoms, it is considered to be caused by damage to peripheral nerves, and it is recommended that the patient consult a doctor in time to make a clear diagnosis and carry out the relevant treatment. Daily need to rest, avoid overwork. Need to pay attention to the combination of work and rest, maintain a good mood. Appropriate exercise can be exercised to enhance physical fitness.