Below are the formulas used in the app to calculate the max heart rate.
- Female: 214 – 0.8 X Age
- Male: 209 – 0.7 X Age
The app will automatically calculate the max heart rate and the corresponding zones based on the gender and age of the person. You can manually update the max heart rate by selecting the field. The heart zone percentages will automatically update whenever the max heart rate is adjusted.