Causes of patients prone to dizziness, nausea and vomiting, mainly consider the following aspects: 1, to consider may be caused by hypertension disease, hypertension disease patients who do not regularly take antihypertensive drugs or in the case of mental tension, emotional excitement, prone to dizziness, nausea, vomiting to symptoms. And patients who use antihypertensive drugs indiscriminately, resulting in blood pressure dropping too low, will also cause insufficient cerebral perfusion, patients are also prone to dizziness, nausea and vomiting; 2, if it is in the car, ship caused by vestibular nerve dysfunction, there will also be dizziness, nausea, vomiting symptoms; 3, brain diseases, mainly seen in the more serious cerebral atherosclerosis, cerebral vascular stenosis, causing insufficient blood supply to the brain tissue when easy to It usually occurs in some elderly people.