Explain the difference between community and public health

What does fi stand for in the fitt-vp principle of exercise prescription?

Why is it so important to have a lifetime commitment to training? a-it takes your entire life to become fit b-it keeps you from becoming bored c-you will lose strength and endurance once you stop exercising d-it increases your motivation in life

If something is painful during exercise, what should you do? a. back off the exercise. b. modify the exercise. c. consult a physician if the pain persists. d. all of the above