Cerebral infarction face numbness is mainly considered to be caused by nerve damage after the onset of cerebral infarction. After the onset of cerebral infarction, if the patient has symptoms of facial numbness, it is mainly due to intracranial arterial occlusion, cerebral tissue ischemia and hypoxia, necrosis of cerebral tissue, the three major nerves of the spinal tract nucleus are involved, and nerve dysfunction and facial numbness symptoms occur. People with previous high risk factors for cerebral infarction must follow the doctor’s instructions to actively give secondary prevention, usually should be reasonable exercise, and take aspirin, clopidogrel anti-platelet aggregation; atorvastatin, resuvastatin and other drugs to regulate lipids and stabilize plaques. After the onset of this disease should immediately go to the hospital neurology outpatient clinic, under the guidance of the doctor to improve the auxiliary examination, timely treatment, to avoid aggravation of the condition.