However, normal blood pressure is the measure that your doctor will use to diagnose whether or not you are in the healthy range. For adults, a normal reading is less than 120/80 mm Hg, according to the American Heart Association.
According to the American Heart Association, normal blood pressure for adults (ages 20 and older) is less than 120/80 mm Hg. 2 On the other hand, hypertension is defined as having a systolic pressure of 130 mm Hg or higher, or a diastolic pressure of 80 mm Hg or higher, most of the time. 3 Average Blood Pressure by Age
Blood pressure chart: What your reading means. By Mayo Clinic Staff. This blood pressure chart can help you figure out if your blood pressure is at a healthy level or if you’ll need to take some steps to improve your numbers. Your total blood pressure reading is determined by measuring your systolic and diastolic blood pressures.