Involving free oxygen. Also commonly called “cardio” when referring to exercise due to the increase of oxygen use through the cardiovascular system to meet energy demands
![Aerobic: involving free oxygen. Also commonly called “cardio” when referring to exercise due to the increase of oxygen use through the cardiovascular system to meet energy demands](https://fight.org/wp-content/uploads/2019/12/Aerobic.png)
Involving free oxygen. Also commonly called “cardio” when referring to exercise due to the increase of oxygen use through the cardiovascular system to meet energy demands