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How to Calculate Heart Rate

Find your max heart rate and training zones by age.

The Formula

Max HR = 220 − age

The heart rate formula uses the mathematical relationship: Max HR = 220 − age. Each variable in the formula represents a measurable quantity that affects the final result.

Step-by-Step Method

  1. 1Identify all input values needed for the heart rate calculation.
  2. 2Substitute your known values into the formula: Max HR = 220 − age.
  3. 3Perform the arithmetic operations in the correct order (PEMDAS/BODMAS).
  4. 4Check that your result has the correct units and is within a reasonable range.
  5. 5Verify using the interactive Heart Rate Calculator to confirm your answer.

Related Topics

heart ratetraining zonescardiohealth

Use the Interactive Calculator

Skip the manual math — get instant results with our free Heart Rate calculator.

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