Heart Rate Zones Calculator
Calculate your personalised 5 heart rate training zones for optimal cardio workouts using the Karvonen method.
yrs
bpm
Max Heart Rate
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Your 5 training zones (Karvonen method)
What are Heart Rate Training Zones?
Zone 1-2 burns fat and builds aerobic base. Zone 3 builds aerobic fitness. Zone 4-5 improves speed and VO2 max. Use caloriecalcfree.com to find your exact bpm ranges.