Answer:
Cardiorespiratory endurance is the level at which your heart, lungs, and muscles work together when you're exercising for an extended period of time. This shows how efficiently your cardiorespiratory system functions, and is an indicator of how physically fit and healthy you are.
No, I do not think it is the best way for them to be efficient.
Answer:
say " i care about you " and all i want you to do is to be healthy.