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-	A strain is a twist, pull or tear of a muscle or tendon – a cord of tissue connecting muscle to bone.

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-	A strain is a twist, pull or tear of a muscle or tendon – a cord of tissue connecting muscle to bone.

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A sprain is a stretch or tear of a ligament, the band of connective tissues that joins the end of one bone with another.

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A sprain is a stretch or tear of a ligament, the band of connective tissues that joins the end of one bone with another.

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Due to its complex structure and weight-bearing function, the knee is the most commonly injured joint.

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Due to its complex structure and weight-bearing function, the knee is the most commonly injured joint.

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A fracture is a break in the bone that can occur from either a quick, one-time injury to the bone (acute fracture) or from repeated stress to the bone over time (stress fracture).

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A fracture is a break in the bone that can occur from either a quick, one-time injury to the bone (acute fracture) or from repeated stress to the bone over time (stress fracture).

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When two bones that come together to form a joint become separated.

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When two bones that come together to form a joint become separated.