But based on the data collected in the Chicago study , the right formula for calculating a woman 's maximum heart rate is a little more complicated : 206 minus 88 percent of a woman 's age .
The commonly used formula subtracts a person 's age from 220 .
Based on the data collected in the Chicago study , the right formula for calculating a woman 's maximum heart rate is a little more complicated : 206 minus 88 percent of a woman 's age .
The commonly used formula subtracts a person 's age from 220 .