Which statement about ROM in training is correct?

Which statement about ROM in training is correct?

• A. ROM is optional; it rarely affects outcomes
• B. ROM cannot be improved
• C. ROM only affects flexibility
• D. Adequate ROM ensures safe technique, full muscle recruitment, and reduced injury risk

Answer: (D)

Range of motion in training describes how far a joint can move through its intended path during an exercise. Adequate ROM matters because it lets you perform the movement with proper form, engage the target muscles through their optimal length, and keep stress within safe limits. When ROM is limited, form can break down, you may rely on momentum or awkward joint positions, and muscles may not be fully activated, increasing the risk of injury. ROM isn’t fixed: it can be improved with mobility work, dynamic stretching, and gradually loading the movement to build tissue tolerance. It matters beyond just flexibility—clear ROM supports technique, muscle recruitment, and safety. That’s why the statement linking adequate ROM to safe technique, full muscle recruitment, and reduced injury risk is the best answer.

Range of motion in training describes how far a joint can move through its intended path during an exercise. Adequate ROM matters because it lets you perform the movement with proper form, engage the target muscles through their optimal length, and keep stress within safe limits. When ROM is limited, form can break down, you may rely on momentum or awkward joint positions, and muscles may not be fully activated, increasing the risk of injury. ROM isn’t fixed: it can be improved with mobility work, dynamic stretching, and gradually loading the movement to build tissue tolerance. It matters beyond just flexibility—clear ROM supports technique, muscle recruitment, and safety. That’s why the statement linking adequate ROM to safe technique, full muscle recruitment, and reduced injury risk is the best answer.