Heart Rate Calculator

Free calculate target heart rate zones for exercise. Get instant, accurate results with our easy-to-use calculator.

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Results

Enter your age to calculate heart rate zones

About Heart Rate Zones

  • • Maximum HR: 220 - Age
  • • Zone 1 (50-60%): Recovery/Warm-up
  • • Zone 2 (60-70%): Fat Burning
  • • Zone 3 (70-80%): Aerobic
  • • Zone 4 (80-90%): Anaerobic
  • • Zone 5 (90-100%): Maximum