Answer:
To determine your maximum heart rate, you must know your age ( C )
Step-by-step explanation:
Maximum heart rate is known as the number of times the heart beats in a minute under maximum stress. It can differ from person to person and is not seen as an indicator of fitness. Maximum heart age decreases as one ages.
How to calculate maximum heart rate
To estimate the maximum heart rate, subtract age from 220.
Example ; a 20- year - old person would have a maximum heart rate of
220 - 20 = 200 beats per minute (bpm)
Thus, to determine maximum heart rate, you must know your age.