Question

as a person ages, his or her levels of cardiorespiratory fitness tend to _. a. improve b. decline c. stay the same d. none of the above please select the best answer from the choices provided.

Explanation:

As people age, physiological changes occur in the body such as a decrease in heart muscle strength, reduced lung elasticity, and slower blood - vessel function, all of which contribute to a decline in cardiorespiratory fitness.

Answer:

B. decline