Final answer:
The variables such as age, gender, body mass index, and pubertal status are Physical fitness factors, influencing an individual's physical health and capabilities.
Step-by-step explanation:
The factors that include variables such as age, gender, body mass index, pubertal status, aerobic capacity, strength, agility, or balance are Physical fitness factors. These factors are essential in determining an individual's physical health and capabilities. Each of these variables plays a significant role in a person's overall fitness and can be impacted by genetics, environment, diet, and exercise habits. Age and pubertal status, for instance, influence growth and development, while gender can determine certain physiological differences in fitness. Likewise, a person's aerobic capacity and balance can be honed through training and physical activity, indicating the changeable nature of these factors.