30. How is the blood pressure measured?
Blood pressure is the pressure of the blood in a main artery. TlV
doctor measures the blood pressure by an instrument called
Sphygmomanometer. There are two measurements for blood
pressure.
The first is when the heart is contracting (the systolic pressure and
the other much lower pressure is when the heart is rest (diastolic
pressure).
The results are shown in millimetres mercury.
The average blood pressure of a young person is 120/80.
The blood pressure tends to increase with age and during exercise.
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