Karvonen Target Heart Rate Calculator

The Karvonen formula improves on the simple percentage-of-max-heart-rate method by incorporating your resting heart rate, giving a more individualized training target.

Inputs
Results
Target Heart Rate
151 bpm

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Formula

Target HR = Resting HR + (Max HR − Resting HR) × Intensity%

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Cardio Training Metrics: Karvonen, Recovery, and Mileage Progression

Karvonen target heart rate, heart rate recovery, the 10% weekly mileage rule, race time prediction, and converting a calorie target into a distance goal.

Frequently Asked Questions

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