Physical fitness provides important health benefits by reducing the risk of chronic diseases like heart disease, stroke, and diabetes. Regular exercise helps improve cardiorespiratory fitness, muscular strength and endurance, flexibility, and body composition. The key components of a healthy fitness program include aerobic exercise for at least 30 minutes three times per week as well as strength and flexibility training. Maintaining physical fitness throughout one's life span promotes overall health and well-being.

1. Physical Fitness