Instant calculator
Heart Rate Zone Calculator
Use the heart rate zone calculator to estimate training ranges with the Karvonen method.
How to use
Quick steps
- Enter age, resting heart rate.
- Review the instant answer block and supporting calculations.
- Compare the result with related tools in the same category before making a decision.
Formula
How this calculator works
Target heart rate = ((max heart rate - resting heart rate) x intensity) + resting heart rate
Training zones are estimates and should not replace medical advice, especially if you have heart conditions.
FAQ
Common questions
How does the heart rate zone calculator work?
It uses Target heart rate = ((max heart rate - resting heart rate) x intensity) + resting heart rate. Enter age, and resting heart rate to generate an instant estimate.
When should I use this heart rate zone calculator?
Estimate target heart rate zones from age and resting heart rate.
What should I keep in mind?
Training zones are estimates and should not replace medical advice, especially if you have heart conditions.