Heart Rate Zones Calculator:
If you DON'T know your Max Heart Rate:
Age:
lbs
kg
Weight:
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Male
Gender:
If you DO know your Max Heart Rate:
Known Max Heart Rate:
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Max Heart Rate:
Zone 1:
50% - 60%
Healthy Heart Zone
Zone 2:
60% - 70%
Temperate Zone
Zone 3:
70% - 80%
Aerobic Zone
Zone 4:
80% - 90%
Anaerobic Threshold Zone
Zone 5:
90% - 100%
Red Line Zone
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