Question

which of the following is not a term used to describe exercise that helps the heart work better?
a. cardio
b. aerobic
c. anaerobic
d. cardio - respiratory

Explanation:

Cardio, aerobic, and cardio - respiratory exercises benefit heart function. Anaerobic exercises rely on energy sources other than oxygen and are not mainly for improving heart - working ability.

Answer:

C. Anaerobic