Blood Pressure Category Checker

Check systolic and diastolic blood pressure readings against American Heart Association (AHA) classification categories.

Important Medical Disclaimer: This tool is for informational purposes only and does NOT constitute medical diagnosis or advice. Blood pressure classification should be confirmed by a qualified healthcare professional. If you experience a hypertensive crisis (≥180/120 mmHg), seek emergency medical care immediately.
mmHg

Normal: 90–120

mmHg

Normal: 60–80

120 / 80mmHg

AHA Classification Scale

Low
Normal
Elevated
Stage 1
Stage 2
Crisis

Category

High — Stage 1

Stage 1 hypertension. Your doctor may recommend lifestyle changes and possibly medication. Discuss with a healthcare provider.

Source: American Heart Association (AHA) 2017 Guidelines

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What is Blood Pressure Category Checker?

The Blood Pressure Category Checker evaluates systolic and diastolic blood pressure readings (in mmHg) against the 2017 American Heart Association (AHA) and American College of Cardiology (ACC) clinical hypertension guidelines. It provides instant staging categories, cardiovascular risk context, and lifestyle recommendations 100% in-browser.

Designed for accuracy, speed, and privacy, this tool runs entirely on your local device with zero network latency.

How to Use the Blood Pressure Category Checker

  1. 1
    Enter your systolic blood pressure reading (top number in mmHg, typically 70–250).
  2. 2
    Enter your diastolic blood pressure reading (bottom number in mmHg, typically 40–150).
  3. 3
    View your clinical category classification (Normal, Elevated, Stage 1 Hypertension, Stage 2 Hypertension, or Hypertensive Crisis).
  4. 4
    Review the educational blood pressure staging chart and recommended monitoring guidance.

Formula & Calculation Logic

Classifies cardiovascular readings according to the 2017 AHA/ACC Multi-Society High Blood Pressure Clinical Practice Guideline. When systolic and diastolic readings fall into different categories, the higher classification tier is assigned.

Category = evaluateAHA(Systolic, Diastolic): Normal (<120 & <80), Elevated (120-129 & <80), Stage 1 (130-139 or 80-89), Stage 2 (>=140 or >=90), Crisis (>180 or >120)

Blood Pressure Category Checker Frequently Asked Questions

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