The principle objective of this article is to discuss about ankylosing spondylitis. Ankylosing spondylitis is a kind of arthritis that influences the spine. Ankylosing spondylitis symptoms comprise pain and rigidity from the neck down to the lower back. The spine’s bones may grow up or fuse together, resulting in a stiff spine. These changes may be kind or brutal, and may lead to a stooped over posture.