What distinguishes anaerobic exercise from aerobic exercise?

A) The amount of muscle contraction
B) The amount of oxygen consumption
C) The degree of joint rotation
D) The amount of body movement

Anaerobic Exercise

High-intensity physical activity that does not rely on oxygen as the primary energy source and focuses on strengthening muscles.

Aerobic Exercise

Fitness activities that increase heart rate and lung capacity, leading to improved endurance and energy.

Oxygen Consumption

The rate at which oxygen is used by tissues or organs in the body, indicative of metabolic activity and energy expenditure.