Calculator Website

Blood Pressure Calculator

Enter systolic and diastolic readings to get a general blood pressure category. This is not a diagnosis.

Results

Reading: —
Category: —
Guidance: —

Reference (ACC/AHA 2017)

Normal: <120 and <80 • Elevated: 120–129 and <80 • Hypertension stage 1: 130–139 or 80–89 • Hypertension stage 2: ≥140 or ≥90 • Hypertensive crisis: ≥180 and/or ≥120
← Back to Health
Heart Rate

About This Calculator

The Blood Pressure Calculator helps you understand your blood pressure readings by categorizing them according to medical guidelines. It shows whether your readings are normal, elevated, or in hypertension ranges.

How to Use

  1. Enter your Systolic pressure (top number)
  2. Enter your Diastolic pressure (bottom number)
  3. Click Calculate to see your category
  4. View recommendations based on your blood pressure level

Practical Use Cases

  • Health Monitoring: Track blood pressure trends over time
  • Medical Preparation: Understand readings before doctor visits
  • Lifestyle Assessment: Evaluate effects of diet and exercise
  • Risk Awareness: Understand hypertension risk factors
  • Medication Tracking: Monitor effects of blood pressure medications

? Frequently Asked Questions

How accurate is this

This calculator uses standard formulas and provides accurate results for typical use cases. For professional or critical applications, always verify results with certified professionals or official sources.

Is this calculator free to use?

Yes, this Blood Pressure Calculator • Health • Calculator is completely free to use with no registration required. You can use it as many times as needed without any limitations.

Can I use this on mobile devices?

Absolutely! This calculator is fully responsive and works perfectly on smartphones, tablets, and desktop computers.

How do I interpret the results?

The results are displayed clearly with appropriate units. Refer to the About This Calculator section for detailed information.