What causes high blood pressure

Using a blood pressure chart by age can help you interpret your results to see how they compare to the normal ranges across groups, and within your own age cohort.

A chart can help as you monitor your blood pressure (BP), which is key to maintaining health, especially for older adults.

Blood pressure measures the force pressed against the walls of your arteries as your heart pumps blood through your body.

Average blood pressure tends to rise with age and can differ for males and females. Knowing your pressure, and how to take it, can help you to avoid hypertension (high blood pressure).

Blood Pressure Chart for Adults

With blood pressure, the top number (systolic pressure) measures the pressure in your arteries when your heart beats.

Blood pressure chart

The bottom number (diastolic pressure) measures the pressure in your arteries between each heartbeat. The "mm Hg" stands for millimeters of mercury, and both numbers matter.

According to the American Heart Association (AHA), normal blood pressure for adults (ages 20 and older) is l

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