Ankylosing spondylitis (AS) is a form of arthritis that is the result of inflammation and damage in the joints of the spine and those that connect the spine to the pelvis. According to the Spondylitis Association of America, the exact cause of spondylitis is still not known, yet researchers do know that genetics are part of the equation. People who...
Posted: 9 years, 4 month(s) ago
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