Final answer:
Trend and flexibility in physical fitness.
Explanation:
Trend: In the context of physical fitness, trend refers to the overall direction in which something is developing or changing, such as an increase or decrease in exercise habits over time.
Flexibility: In physical fitness, flexibility is defined as the range of motion possible at a joint. It is specific to each joint and can be improved through flexibility exercises that enhance joint movement.
Flexibility can be overlooked if not considered crucial; however, it is essential for preventing injuries, improving performance, and adapting to changes in physical activities.
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