The word "aerobic" comes the<em> Greek prefix</em>, "aero," which means<em> "air."</em> Therefore, it is <u>an exercise that requires </u><u><em>"oxygen."</em></u><em> </em>This is the reason why it is also known as "cardio exercise" because it involves the pumping mechanism of the heart in order to deliver oxygen to the rest of the body. This makes the statement above as<em> "false."</em>
Muscular endurance is how many times can your muscle repeat the same activity before getting tired. Weight lifting is a good way to work up your muscular endurance.
