What is the purpose of a cool-down after exercise?

The purpose of a cool-down after exercise is to facilitate the gradual return of the body to its resting state, which includes preventing venous pooling. During intense physical activity, blood flow to the working muscles increases, and if the body stops suddenly, blood can pool in the extremities, potentially leading to dizziness or fainting. A cool-down typically involves light aerobic activity followed by stretching, which helps to promote circulation and gradually reduce heart rate, allowing the body to safely transition from high levels of exertion back to a state of rest. This process aids in recovery by ensuring that metabolic by-products are cleared from the muscles and that the cardiovascular system can stabilize safely.

The other options do not accurately describe the primary purpose of a cool-down. Immediate energy recovery typically relates to active recovery methods rather than a cool-down. Muscle hypertrophy is the result of resistance training and is not directly influenced by the cool-down period. Maintaining an elevated heart rate is contrary to the cool-down’s objective of lowering the heart rate after exercise.