Which of the following is NOT a component of physical exercise?

The choice of coordination as not being a component of physical exercise is accurate because the traditional components of fitness primarily focus on specific physiological capabilities that contribute to overall physical performance and health. The widely accepted components of physical exercise include muscular endurance, flexibility, and cardiorespiratory fitness.

Muscular endurance refers to the ability of a muscle group to sustain repeated contractions against resistance for an extended period. Flexibility involves the range of motion around a joint and plays a vital role in overall functional fitness. Cardiorespiratory fitness refers to the ability of the circulatory and respiratory systems to supply oxygen during sustained physical activity, which is crucial for overall health and performance.

While coordination is an important skill related to movement efficiency and the ability to execute complex physical tasks, it is not classified among the core physical fitness components. Instead, coordination is usually regarded as a motor skill that can be enhanced through practice and training but does not directly fall under the physiological attributes defined as components of exercise.