Cardio & Fitness
What's your heart's limit?
Max heart rate and the 5 training zones
Max heart rate (MHR) uses the Tanaka formula, more accurate than the classic "220 minus age." Training zones (Karvonen method) also factor in your resting heart rate, for personalized results.
MHR
-- bpm
Zone 1 — Recovery (50-60%)
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Zone 2 — Fat burn (60-70%)
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Zone 3 — Aerobic (70-80%)
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Zone 4 — Anaerobic (80-90%)
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Zone 5 — Max effort (90-100%)
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This result is a guideline — for a personalized training plan, talk to a specialist.
Tanaka formula (2001) for MHR, Karvonen method for training zones.