How to use this calculator
Enter Maximum heart rate. The calculator applies the stated relationship and keeps full precision until the displayed result is formatted.
The method
The calculator evaluates this relationship using standard real-number arithmetic. Intermediate values keep full floating-point precision before the displayed result is formatted.
Maximum heart rate: 190 bpm
Target heart rate: 190 bpm
Change any input to calculate your own result.
Scope and limitations
Training reference only. It is not a medical recommendation and does not determine a safe exercise intensity for any individual.
This educational tool is not a diagnosis, treatment recommendation, or substitute for professional medical advice.
Verify important decisions independently and see our methods and limitations.
Common questions
Can I enter custom values?
Yes. Replace any example value in the input fields and select Calculate to compute your result.
How is the calculation performed?
All calculations run client-side in your browser with real-time numeric evaluation. No values are transmitted or stored.