The sudden appearance of symptoms of limb movement disorder, the condition is more urgent, it is best to find out the cause first, symptomatic treatment. If a middle-aged or elderly person has impaired movement of one limb, it is best to go to the hospital to check the cranial CT. If it is caused by cerebral infarction, thrombolytic therapy can be carried out within 4.5 hours of the onset of the disease, and subsequent use of antiplatelet drugs, plaque-stabilizing drugs or anticoagulant drugs according to the cause of the disease, and the recovery period with acupuncture, physiotherapy, rehabilitation training and other treatments. If the limbs show impaired mobility, it may be peripheral neuropathy, and the etiology should be clarified. If low potassium is found, oral potassium chloride slow-release tablets or intravenous potassium chloride supplementation can be used. If it is caused by Guillain-Barre syndrome, application of gammaglobulin is needed. Strengthen exercise, do not picky eating, eat more vegetables and fruits, prevent cerebral arteriosclerosis, and treat as early as possible when discomfort occurs.