The principle of fitness training that holds that the body should be gradually required to do more than it is used to doing is

Question

Quizplus · Accepted Answer

The principle described in the question is overload, which means that the body needs to be challenged beyond its current capacity in order to improve fitness. Gradually increasing the intensity or duration of exercise is an example of overload. Specificity refers to the principle that training should be targeted to the specific goals or needs of the individual, while tension and duration are not principles of fitness training.

The Principle of Fitness Training That Holds That the Body