What is cardiorespiratory endurance?

Cardiorespiratory fitness refers to the ability of the circulatory and respiratory systems to supply oxygen to skeletal muscles during sustained physical activity. The primary measure of CRF is VO₂ max. According to Wikipedia.

Cardiorespiratory endurance is a measurement of how well your heart, lungs, and muscles work together to keep your body active over an extended period of time.

i think it is pressuring someone to have sex

hope this : )

the gravitational force on an object increase as the mass of an object also, im not going to report you, but this question should be under the science category, not health