Target Heart Rate Calculator

Max Heart Rate
bpm (optional)

Example

This is a sample result, not your calculation. Enter your own values to replace it.

Enter your age — or a measured maximum heart rate — then calculate.

Target heart rate during aerobic exercise

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Zones by exercise intensity

Exercise Intensity Heart Rate Reserve Target Heart Rate (bpm)
Very light — —
Light — —
Moderate — —
Hard — —
VO₂ Max (maximum) — —
Maximum heart rate
— bpm

Percentages are of your heart rate reserve. Add a resting heart rate and the zones use the Karvonen method (reserve); leave it out and they are plain percentages of your maximum, which run lower. This is educational information, not medical advice.

Check your entries

Enter an age, or the maximum heart rate a test measured.