Hypertension 180 usually refers to a systolic blood pressure of 180mmHg, and a systolic blood pressure of 180mmHg without dizziness is also severe. Systolic blood pressure of 180mmHg already belongs to grade 3 hypertension, that is, severe hypertension. Some hypertensive patients will appear dizziness symptoms, but does not appear dizziness is not equal to not serious. While some patients do not experience dizziness, it may be because the patient’s body has tolerated this high value of blood pressure, and although the body does not experience dizziness, the risk of complications such as acute myocardial infarction and stroke still exists. When the systolic blood pressure of 180mmHg even if the head does not feel dizzy, you still need to consult a doctor in a timely manner, by the doctor’s guidance to standardize the use of antihypertensive drugs, do not casually discontinue or change the drug, in order to avoid adverse effects on the body.