mmHg
mmHg
Free Blood Pressure Chart & Calculator
Check if your blood pressure is within a healthy range using our free online tool. Understand what your Systolic and Diastolic numbers mean and when you should see a doctor.
Understanding Your Numbers
- Systolic (Top Number): Pressure in your arteries when your heart beats.
- Diastolic (Bottom Number): Pressure in your arteries when your heart rests between beats.
Blood Pressure Categories (AHA Guidelines)
| Category | Systolic (mm Hg) | Diastolic (mm Hg) |
|---|---|---|
| Normal | Less than 120 | Less than 80 |
| Elevated | 120 – 129 | Less than 80 |
| Hypertension Stage 1 | 130 – 139 | 80 – 89 |
| Hypertension Stage 2 | 140 or higher | 90 or higher |
| Hypertensive Crisis | Higher than 180 | Higher than 120 |
*Note: This tool is for informational purposes only. Always consult a doctor for medical advice.