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AS can be a realpain in the

Signs & Symptoms of AS

AS varies from person to person, and the onset of symptoms does too. Usually symptoms appear gradually, over a few weeks or months.

Where AS causes pain and stiffness The first place many people tend to feel symptoms is in the lower back and buttocks. In women, the pain may start in the neck rather than the back. AS can also affect other parts of the body, such as:
Where AS joint pain and stiffness affects your back Shoulder
Ribs Hips AS can also

Clues that it could be AS Pain feels worse
when resting

Pain is alleviated
when moving

Back feels stiff
upon awakening

The pain AS causes lasts longer than three months, and you might notice the stiffness and pain are worse after you’ve been resting or sitting.

If any of these symptoms sound familiar, it’s a good idea to talk to your doctor. Over time AS can start to worsen. It may even begin to restrict your spinal movement and, in more severe cases, cause fusing of the spine.

AS is tough to diagnose. Because it is often mistaken for regular back pain, it can go undetected for years.

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Did you know?

There are other
AS symptoms.

In addition to chronic back pain and stiffness, below are a few other characteristics to consider:
—  Family history of AS
—  History of uveitis or iritis
(inflammation of the eye)
—  Frequent gastrointestinal