An athlete's breathing rate is determined by
normal range is
a. counting the number of times the chest rises and falls in a minute;
10 to 15
b. listening to the number of times the athlete breathes; 12 to 20
c. listening to the number of times the athlete breathes; 10 to 15
d. counting the number of times the chest rises and falls in a minute;
12 to 20
e. none of these

Eating right and exercising daily

People who utilizes the progression principle will ensure their exercise program increases in frequency, intensity, time, and type. the changes need to happen gradually in order to ensure they make gains in their fitness program. a person who doesn't utilize the progression principle can still gain health benefits from exercising, but will not continue to improve in cardiovascular fitness.

"observation" would be the correct answer