The causes of dizziness due to high blood pressure are very complex. Normal people get some dizziness when they are tired and sleepy, and high blood pressure in the elderly can also cause dizziness. Almost all patients who come to the doctor with high blood pressure come because of the symptoms of dizziness, so high blood pressure and dizziness are synchronized. Of course, the causes of dizziness can be divided into many kinds: 1, hypertension caused by vascular spasm, this patient will also appear dizziness; 2, hypertension caused by small lacunar infarct foci, that is to say, cerebral infarction, will also appear; 3, hypertension caused by small hemorrhagic foci, blood seepage state, will also appear dizziness. So the causes of dizziness are very many, and the treatment of dizziness needs to be different according to different states.