Question

What does cardiorespiratory fitness measure

Answer 1

It is the ability of both the body's circulatory and respiratory systems to supply fuel and oxygen during sustained physical activity <span />

Answer 2

VO2 max is considered to be the most valid measure of cardiorespiratory fitness. It measures the capacity of the heart, lungs, and blood to transport oxygen to the working muscles, and measures the utilization of oxygen by the muscles during exercise. One way to test is using the Rockport Fitness test.