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Why is correct body posture important in ergonomics?

Answer and explanation

Correct answer: To reduce strain on muscles and joints

Direct answer: A, to reduce strain on muscles and joints. Ergonomics studies how the body interacts with work, tools, furniture, and movements. Correct posture keeps the head, spine, shoulders, arms, hips, and legs in a more balanced position. The reasoning is: balanced alignment reduces unnecessary bending, twisting, and overloading; reduced overloading means muscles do not tire as quickly and joints receive less harmful pressure; this lowers discomfort and the risk of work-related injury. Option A is correct because reducing physical strain is a central purpose of ergonomic posture. Option B is wrong because posture does not change the colour of clothing. Option C is wrong because correct posture does not mean making a person rigid or unable to move; healthy work includes suitable movement. Option D is wrong because posture is meant to support safer work, not stop work. A good posture should still be changed with breaks rather than held stiffly for hours. Memory cue: “Good alignment protects muscles and joints.”

Related tags

PostureMuscle StrainJoint Health

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