of mercury (mmHg).
Two numbers are recorded when blood pressure is measured:
Systolic blood pressure: The top number, representing the pressure in the arteries when the heart contracts and pumps blood.
Diastolic blood pressure: The bottom number, representing the pressure in the arteries while the heart relaxes between beats.
Normal Blood Pressure Values
A commonly used reference for normal adult blood pressure is around 120 mmHg systolic and 80 mmHg diastolic, often written as 120/80 mmHg.
Blood pressure above the healthy range may indicate elevated blood pressure or hypertension,
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