Identify and define the three principles upon which all effective fitness programs are based
Answer: the principle of overload, progression, and the principle of specificity.
Explanation: The best fitness training programs are built on three principles: overload, progression, and specificity. By using these principles, you can design an exercise program that improves performance, skill, ability, and physical fitness.
A ____ is a substance the body needs in order to grow and function properly.
A: metabolism
B: diet
C: nutrient
D: calorie