NORMAL BLOOD PRESSURE VARIES DEPENDING ON A PERSON’S AGE, GENDER, AND HEALTH, AND CAN BE AFFECTED BY MANY DIFFERENT FACTORS, SUCH AS STRESS, A SEDENTARY LIFESTYLE, AND AN UNHEALTHY DIET.
THE WORLD HEALTH ORGANIZATION RECOMMENDS THAT EVERYONE MAINTAIN HEALTHY BLOOD PRESSURE LEVELS, ESPECIALLY AFTER AGE 45. THE WHO’S NORMAL BLOOD PRESSURE RANGE IS THE REFERENCE TO USE FOR MONITORING BLOOD PRESSURE LEVELS.
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THE FORCE EXERTED BY BLOOD ON THE WALLS OF BLOOD VESSELS IS KNOWN AS BLOOD PRESSURE. THE UNIT OF MEASUREMENT FOR BP IS MILLIMETERS
OF MERCURY. SYSTOLIC BLOOD PRESSURE (THE PRESSURE OF THE HEART
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