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Embed the Heart Rate Zones Calculator

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Age

years

15 years100 years

Resting Heart Rate

bpm

30 bpm100 bpm

Max Heart Rate

190 bpm

Estimated maximum heart rate

Zone 2 — Fat Burn (low)

140 bpm

60% heart rate reserve

Zone 2 — Fat Burn (high)

153 bpm

70% heart rate reserve

Zone 3 — Aerobic (high)

165 bpm

80% heart rate reserve

Zone 4 — Threshold (high)

178 bpm

90% heart rate reserve

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