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Obesity tied to serious complications after knee injuries: study

NEW YORK: Knee dislocations are becoming more common among obese people, and these patients are more likely than normal-weight individuals to develop blood vessel damage that can lead to amputations, a recent study suggests. Knee dislocations happen when the patella, or kneecap, slips out of its normal position, often as a result of trauma, intense exercise or physically challenging work. But for obese people, knee dislocations are often due not to trauma or excessive force but to strain from carrying excess body weight.…