as a person ages, his or her levels of cardio...

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. o a o b o c o d

Answer

# Brief Explanations: As people age, physiological changes occur in the body. The heart muscle becomes less efficient, blood vessels lose elasticity, and lung function declines. These factors contribute to a decrease in cardiorespiratory fitness. # Answer: B. decline