Patients who are dizzy and have numbness on one side of the lips should consider signs of cerebrovascular disease, most commonly transient ischemic attack or cerebral infarction disease, but can not completely exclude the problem of cerebral hemorrhage, patients should promptly consult a hospital to improve the head CT related examination to clarify. If the patient’s dizziness is not relieved continuously, half of the lips are numb, and if there is no high-density image in the CT, it means that the patient is suffering from cerebral infarction, and treatment to improve blood circulation should be given actively to avoid aggravation of the patient’s condition. If the patient has numbness in the lips of the whole mouth, it is considered a manifestation of plant nerve dysfunction, and the cause may be dizziness and numbness in the lips caused by poor sleep, fatigue, elevated blood pressure fluctuations, etc.