Many possible causes: Obesity is a factor in oa. In the spine smoking is a factor. There are structural factors - if you have bowed legs or knocked knees you have a higher risk of oa. Prior injury, especially if it involves a joint, is a factor. A malunion of a fracture could lead to oa. Overuse and microtrauma may be a factor. Inflammatory disease can lead to degenerative joint disease. And, of course, there are gene.
Answered 9/28/2016
6.1k views
See below: Age, weight, post traumatic, wear and tear, overweight, genetics.
Answered 4/7/2013
5.2k views
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