Dizziness and vomiting in the elderly are mostly caused by a variety of factors, which may be due to weather, lack of oxygen or physical discomfort, and various diseases are not excluded. Once they appear, they cannot be careless, after all, they are older and prone to accidents that are too late to deal with and can be life-threatening in serious cases. 1, sudden onset of dizziness and vomiting with impaired consciousness, consider acute cerebrovascular accident, cerebral hemorrhage, new onset of cerebral infarction, etc. 2, dizziness and vomiting, whether there is a heart disease, malignant arrhythmia or heartbeat rhythm becomes slower, the interval becomes longer, etc. 3. Patients with otolithiasis will experience dizziness and vomiting. Do check for otolithiasis and provide targeted treatment. 4, appear dizziness, vomiting whether gastrointestinal disorders. 5, hypoglycemia will appear hypoglycemic coma, there will be dizziness and vomiting. 6, there is no hyperthermic environment, bathing, anger, etc. resulting in transient cerebral blood supply deficiency. 7, there is continuous dizziness, vomiting does not relieve, gradually the symptoms worsen, the emergence of impaired consciousness, you must go to the hospital to check the cranial CT to see if there is an acute cerebral hemorrhage or cerebrovascular accident occurred. The specific cause of what to go to the hospital for further examination and treatment to be clear, the appearance of dizziness, physical discomfort, must go to the regular hospital, targeted examination, and then the doctor to develop a specific treatment plan.