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Heart Rate Zone Calculator

Calculate maximum heart rate and training zones using simple percentage or Karvonen formula

ℹī¸ About Heart Rate Zone Calculator

Calculate your maximum heart rate and target training zones using either the simple percentage method (220 - age) or the more precise Karvonen formula: Target HR = ((Max HR - Resting HR) × Intensity%) + Resting HR. See five training zones from warm-up to maximum effort for optimized cardio training.

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