Blood Pressure Danger Zone Chart
See inside the arteries where high blood pressure can lurk without outward symptoms WebMD explains the causes tests treatments and remedies to stop this silent killer. The American Heart Association and the American College of Cardiology has recommended guidelines to define normal and high blood pressure all values are in mm Hg Normal blood pressure Systolic 120 and diastolic 80 Elevated blood pressure Systolic 120 129 and diastolic 80 Stage 1 hypertension Systolic 130 139 or diastolic 80 89