Max Heart Rate Calculator
Calculate the max heart rate of a 13 year old
What is the max heart rate for a 13 year old?
This calculator averages 2 formulas that calculate maximum heart rate.
The first subtracts your age from 220, or 220 - age
The next subtracts 70% of your age from 208, or 208 - .7(age)
Percentage of max BPM for a year old