What is Osteoarthritis?

Osteoarthritis (OA) is a condition where the joint cartilage thins and roughens. The bone below then tries to repair the damage, but sometimes ‘overgrows’ leading to new bony outgrowths or ‘spurs’ on the joints, known as osteophytes. Eventually, as the cartilage wears away, the bones may rub together, causing pain …

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