Health & Fitness Last Updated: January 18, 2026 5 min read

Heart Rate Calculator - Target Heart Rate Zones

Calculate your target heart rate zones for different exercise intensities. Find your maximum heart rate and optimal training zones for cardiovascular fitness.

Enter Your Information

years
bpm

To measure your resting heart rate, count your pulse for 60 seconds upon waking in the morning before getting out of bed.

Understanding Your Heart Rate Zones

The Heart Rate Calculator helps you determine your maximum heart rate (HRmax) and optimal training zones based on your age. This information is crucial for optimizing your workout intensity and achieving your fitness goals.

Why Heart Rate Zones Matter

Training in the correct heart rate zones helps with:

  • Fat Burning - Zone 2 (60-70% HRmax) is optimal for fat oxidation
  • Endurance Building - Zone 3 (70-80% HRmax) improves cardiovascular fitness
  • Performance Enhancement - Zone 4-5 (80-95% HRmax) boosts anaerobic capacity
  • Avoiding Overtraining - Prevents excessive strain by monitoring intensity

Calculating Maximum Heart Rate

Our calculator uses the proven formula: 220 minus your age for a general estimate. For more accurate results, you can also input your resting heart rate to get personalized training zones using the Karvonen method.

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