🩺 Blood Pressure Category Checker
Check your blood pressure reading against official American Heart Association (AHA) guidelines. Understand Systolic, Diastolic, and hypertension stages.
Free No Signup Required Browser-Based
American Heart Association (AHA) Category
High Blood Pressure (Hypertension Stage 1)
Stage 1 Hypertension indicates elevated risk. Doctors typically recommend lifestyle modifications: reduce sodium, exercise, and manage stress.
AHA Standard Blood Pressure Chart
| Category | Systolic (mmHg) | Diastolic (mmHg) |
|---|---|---|
| Normal | Less than 120 | and Less than 80 |
| Elevated | 120 – 129 | and Less than 80 |
| Hypertension Stage 1 | 130 – 139 | or 80 – 89 |
| Hypertension Stage 2 | 140 or higher | or 90 or higher |
| Hypertensive Crisis | Higher than 180 | and/or Higher than 120 |
How to Use Blood Pressure Category Checker
- Enter your systolic pressure (top number in mmHg)
- Enter your diastolic pressure (bottom number in mmHg)
- Instantly view your AHA category (Normal, Elevated, Stage 1, Stage 2, or Crisis) with medical context
📖 Technical Encyclopedia & Standards Reference
Check your blood pressure reading against official American Heart Association (AHA) guidelines. Understand Systolic, Diastolic, and hypertension stages. This tool computes outputs according to official open technical and scientific specifications.
✓ Open Standards AlignmentCompliant with ISO/IEC, W3C, NIST, and standard mathematical formulations.
✓ 100% Client-Side / SecureZero server logging. Computations execute entirely in your local browser sandbox.
Explore more formulas in our Tools Encyclopedia & Glossary →
Frequently Asked Questions
What is a normal blood pressure reading?
According to AHA guidelines, normal blood pressure is a systolic pressure under 120 mmHg and a diastolic pressure under 80 mmHg (120/80 mmHg).
What is the difference between Systolic and Diastolic pressure?
Systolic (top number) measures arterial pressure when the heart beats. Diastolic (bottom number) measures pressure between beats when the heart rests.