What type of activity is characterized as anaerobic?

Anaerobic activity refers to exercises that involve quick bursts of energy performed at high intensity, where the body relies on energy sources stored in the muscles rather than oxygen from breathing. Weight training exemplifies this type of physical activity because it typically consists of high-intensity exercises performed in short durations. During weight training, muscles work against resistance, such as weights, leading to muscle fatigue and growth, but these activities do not require continuous oxygen intake since they are performed in short, intense intervals.

In contrast, activities like cycling, Taebo, and swimming generally involve sustained, rhythmic movements where aerobic metabolism is predominant, as they rely on oxygen to produce energy over longer periods of time. These aerobic exercises build endurance and cardiovascular fitness, contrasting with the strength-focused nature of anaerobic exercises like weight training.