Beginner
Resting Heart Rate (bpm): 65 bpm; Maximum Heart Rate (bpm): 180 bpm; Percentage of Max Heart Rate at Anaerobic Threshold (%): 70 %
Heart Rate Reserve (bpm): 115 bpm; Estimated Anaerobic Threshold Heart Rate (bpm): 145.5 bpm
Anaerobic Threshold Calculator
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Estimates the exercise intensity level above which anaerobic metabolism significantly increases.
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How To Use
How to use this calculator
Start with your values, or try a preset.
Step 1
Enter Resting Heart Rate (bpm), Maximum Heart Rate (bpm), and Percentage of Max Heart Rate at Anaerobic Threshold (%) in the units shown.
Step 2
Read Heart Rate Reserve (bpm) and Estimated Anaerobic Threshold Heart Rate (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.
Intermediate
Resting Heart Rate (bpm): 60 bpm; Maximum Heart Rate (bpm): 190 bpm; Percentage of Max Heart Rate at Anaerobic Threshold (%): 80 %
Heart Rate Reserve (bpm): 130 bpm; Estimated Anaerobic Threshold Heart Rate (bpm): 164 bpm
Advanced
Resting Heart Rate (bpm): 55 bpm; Maximum Heart Rate (bpm): 200 bpm; Percentage of Max Heart Rate at Anaerobic Threshold (%): 90 %
Heart Rate Reserve (bpm): 145 bpm; Estimated Anaerobic Threshold Heart Rate (bpm): 185.5 bpm
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Important
Use the result as an estimate and confirm any medical decisions with a qualified professional.