a: Cartilage of a knee joint ~
b: a bar of soap


"Microfracture is aimed at fixing the articular cartilage that covers the surface of your bones, much like enamel on teeth. The cartilage of a knee joint is like a bar of soap. Every time that soap is used, the bar gets a little smaller. The harder you scrub, the more the soap erodes "

Writer: Matt Harpring
Where: Reference Link Has Evaporated
Date: Dec 16 2014 5:10 PM

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