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Today, Dr. Abhishek Shukla explained why knees often go bad in old age, highlighting that one of the most common causes is osteoarthritis, a degenerative joint disease that leads to the gradual wearing down of the cartilage that cushions the ends of the bones. As the cartilage wears away, bones begin to rub against each other, causing pain, stiffness, and swelling. He also mentioned terms like osteophytic lipping and osteophytes, which refer to bony growths or spurs that form around the joint ma