How does cardiorespiratory endurance affect physical fitness? it increases the efficiency with which the body delivers oxygen and nutrients to its cells. it improves the amount of force that muscle groups release in a single effort. it joints move through a full range of motion efficiently and effectively. it improves how well muscles perform repeated movements over extended periods of time.

It increases the efficiency with which the body delivers oxygen and nutrients to its cells.

Explanation:

Cardiorespiratory endurance is a measurement of functioning of the heart, lungs and the muscles to keep the body active. During the exercise the body requirement for oxygen increases the heart pumps the blood faster so that the demand for each cell for oxygen can met. The lungs helps in the attaining stability of the overall increased rhythm of respiration helping in inhalation and exhalation of gases. This way, the cardio-respiratory endurance increases the efficiency with which the body delivers oxygen and nutrients to its cells.

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