There are a lot more older people with worn-out knees, and the rate at which those people get knees replaced has gone way up in the last 20 years, too.
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Read the complete post at http://www.npr.org/blogs/health/2012/09/26/161814781/knee-replacements-are-all-the-rage-with-the-medicare-set?ft=1&f=103537970
Posted
Sep 26 2012, 09:40 AM
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Shots - Health Blog