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Medical Background
HomeHealthBlood Pressure

Blood Pressure Calculator

Analyze your blood pressure readings against AHA guidelines.

Enter Readings

mm Hg
mm Hg

Understanding Blood Pressure Readings

Blood pressure is the force of circulating blood on the walls of the arteries. High blood pressure, or hypertension, is often called the "silent killer".

American Heart Association (AHA) Categories

  • Normal: Less than 120/80 mm Hg
  • Elevated: Systolic 120-129 AND diastolic < 80
  • Hypertension Stage 1: Systolic 130-139 OR diastolic 80-89
  • Hypertension Stage 2: Systolic 140+ OR diastolic 90+
  • Hypertensive Crisis: Systolic > 180 and/or diastolic > 120

Your AHA Category

Normal

Within healthy range.

Normal Elevated High Crisis

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