Heart Rate Zone Calculator — 5 Training Zones

Calculate your 5 heart rate training zones based on age and resting heart rate. Know exactly which zone burns fat, builds endurance, or improves VO2 max.

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How to Use Heart Rate Zone Calculator

  1. 1Enter the required values in the input fields above.
  2. 2Click the Calculate button or results update instantly as you type.
  3. 3View your results in the output panel below the inputs.
  4. 4Adjust any values to recalculate instantly.