Hypertension 150 generally refers to systolic blood pressure 150mmHg, 30 years old hypertension systolic blood pressure 150mmHg is a more serious. Systolic blood pressure 150mmHg belongs to class 1 hypertension, that is, mild hypertension. 30 years old hypertension systolic blood pressure 150mmHg short time may not appear serious heart, brain, kidney and other target organ damage, but with the age of growth, hypertension long time existence may appear heart attack, atherosclerosis, stroke, renal function decline, and other serious situations. Hypertension needs to be long-term regular medication to reduce blood pressure, if the blood pressure control is not good, it will increase the severity of the emergence of the above diseases. If 30-year-old hypertension systolic blood pressure of 150mmHg, please seek medical treatment at the hospital, do not use antihypertensive drugs, in order to avoid adverse consequences.