Health-related fitness components include cardiovascular endurance, muscular strength, muscular endurance, flexibility, and body composition. Cardiovascular endurance refers to the efficiency of the heart and lungs during sustained physical activity. Muscular strength is the maximum force a muscle can exert, while muscular endurance is the ability of a muscle to perform repeated contractions over time. Flexibility involves the range of motion around joints, and body composition refers to the proportion of fat and non-fat mass in the body.
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