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Fat Burning Zone Calculator

Health
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Calculates the target heart rate zone for fat burning during exercise, based on age and resting heart rate.

How To Use

How to use this calculator

Start with your values, or try a preset.

Step 1

Enter Age (Years) and Resting Heart Rate (BPM) in the units shown.

Step 2

Read Estimated Maximum Heart Rate (BPM), Higher End of Fat Burning Zone (BPM), and Lower End of Fat Burning Zone (BPM) in the results panel. Results update as you change the inputs.

Step 3

Choose a preset to load an example, then adjust the values for your situation.

Worked Examples

Example calculations

See the inputs and their calculated results.

30-Year-Old, 70 BPM Resting

Age (Years): 30; Resting Heart Rate (BPM): 70

Estimated Maximum Heart Rate (BPM): 190; Higher End of Fat Burning Zone (BPM): 154; Lower End of Fat Burning Zone (BPM): 142

40-Year-Old, 65 BPM Resting

Age (Years): 40; Resting Heart Rate (BPM): 65

Estimated Maximum Heart Rate (BPM): 180; Higher End of Fat Burning Zone (BPM): 145.5; Lower End of Fat Burning Zone (BPM): 134

25-Year-Old, 75 BPM Resting

Age (Years): 25; Resting Heart Rate (BPM): 75

Estimated Maximum Heart Rate (BPM): 195; Higher End of Fat Burning Zone (BPM): 159; Lower End of Fat Burning Zone (BPM): 147

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Important

Use the result as an estimate and confirm any medical decisions with a qualified professional.