Which question is most important to cognitive and behavioral psychology? A) how does brain chemistry affect how we feel and act?
B) how can violent conflicts be prevented?
C) how can people change their thinking and behavior?
D) how much do parents influence who a child becomes?

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.