Target Heart Rate Calculator

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Find your target heart rate training zones from your age using the Max HR (220 − age) or Karvonen reserve method, with fat-burn, cardio and peak ranges.

years
bpm
Measure first thing in the morning before getting up.
Target zone – bpm
Maximum heart rate –
Fat-burn zone (50–70%) –
Cardio zone (70–85%) –
Peak zone (85–100%) –
Based on the standard 220 − age maximum. This is a general estimate, not medical advice — consult a doctor before starting intense exercise.
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