What distinguishes aerobic exercise from anaerobic exercise?

Aerobic exercise is characterized by its reliance on oxygen to produce energy, particularly during prolonged physical activities. This type of exercise involves continuous and rhythmic movements, such as running, swimming, or cycling, which can be sustained for longer periods. The body takes in oxygen and delivers it to the working muscles, enabling them to efficiently generate energy through aerobic metabolism. This process allows individuals to engage in activities that demand endurance and stamina.

In contrast, anaerobic exercise does not primarily depend on oxygen and is typically suited for short bursts of high-intensity effort, lasting from a few seconds to up to two minutes. Examples include sprinting or heavy weightlifting, where energy is produced through pathways that do not require oxygen.

With this understanding, it becomes clear that aerobic exercise involves using oxygen effectively for sustained activities, distinguishing it from anaerobic forms of exercise.