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Blood pressure below 120 over 80
mmHg (millimeters of mercury) is
considered optimal for adults. A
systolic pressure of 121 to 139 mmHg
or a diastolic pressure of 81 to 89
mmHg is considered
"prehypertension" and needs to be
watched carefully. A blood pressure
reading of 140 over 90 or higher is
considered elevated (high).
The higher (systolic) number
represents the pressure while the
heart contracts to pump blood to the
body.
The lower (diastolic) number
represents the pressure when the
heart relaxes between beats.
And for the Heart Rate:
The average resting heartbeat rate for
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