The causes of dizziness and vomiting are very many, mainly seen in food poisoning, hypertension, long-term sleep deprivation, cardiovascular disease, as follows: 1, food poisoning: patients eat unclean food, there will be dizziness, lightheadedness, nausea, vomiting, and some are accompanied by abdominal pain, diarrhea, fever, and other symptoms. 2, high blood pressure: some patients with high blood pressure, in the case of poor control of blood pressure, can cause dizziness, headache, Nausea, vomiting, blood pressure measurement can be carried out to clarify. 3, long-term sleep deprivation: dizziness, vomiting, ask the patient whether there is dizziness, sleep, some long-term sleep deprivation of patients, there may be dizziness, dizziness, accompanied by nausea, vomiting. 4, cardiovascular disease: but also to ask the patient dizziness, vomiting, there is no panic, tightness in the chest, there is no chest pain, some patients have coronary heart disease, acute When patients have coronary heart disease or acute infarction, the symptoms are not typical, and they may also show dizziness and vomiting.