Harvard Men's Health Watch

Got a bum knee? Here is what to do

joint pain, knee arthritis, pain, knee
If knee pain and swelling are severe an are not getting better, see your primary care doctor for a thorough evalucation. Image: Thinkstock

Arthritis is not the only possible cause of knee pain, swelling, and disability.

Does your knee hurt? Your first thought might be that it's arthritis, and you would have a good chance of being right. The most common form of the disease, osteoarthritis, is caused by wear and tear of the knee cartilage and affects some 27 million Americans. But pain and other knee symptoms can be caused by to other things—some you don't need to worry about too much, but there are others that will need attention.

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