❤️ Heart Rate Zones Calculator
Discover how different methods produce different results - and why personalized testing matters
💡 For best results, measure your resting heart rate first thing in the morning before getting out of bed. If not provided, we'll use 70 bpm as default.
🎯 Training Zone Guide
Zone 1: Recovery & Active Rest
Zone 2: Base Endurance
Zone 3: Aerobic Development
Zone 4: Lactate Threshold
Zone 5: Anaerobic Power
🏃♂️ Zoladz Method
Based on HRmax adjustments
💓 Karvonen Method
Uses Heart Rate Reserve
🏥 ACSM Method
Percentage of HRmax
American College of Sports Medicine guidelines
🎯 Notice the Differences?
Each method produces different zone ranges for the same person! This variability shows why generic formulas can't capture your unique physiology.
The best way to train smarter is to get zones tailored specifically to YOUR body.
📊 Book Your Lactate Threshold Test
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