Do you think that what you eat actually affects your performance including your energy level? Why?

Yes, different things you put into your body play a different perspective on how you react, for example studies prove donuts actually make a person angry, when we think of donuts we usually think of happiness thought that is not the case different things do play a part in your energy level

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.

Ithink the answer is talking about their problems