Ankylosing spondylitis (AS) is a rare type of arthritis that causes pain and stiffness in your spine.

Doctors use a number of different names for ankylosing spondylitis. Each one describes a phase or stage of the disease.

The way ankylosing spondylitis (AS) progresses, or changes over time, can be different for different people.

As you manage your ankylosing spondylitis, the last thing you need is for medical expenses to take you by surprise.

Experts once believed ankylosing spondylitis affected men more than women. Now they know it affects them at the same rate.

Here’s a look at what you can expect if you’re planning for a baby, pregnant, or post-birth with ankylosing spondylitis.

If you’re Black, you may be less likely than someone who’s white to develop ankylosing spondylitis (AS).

Not everyone develops all of the following symptoms of ankylosing spondylitis, arthritis of the spine.

Ankylosing spondylitis causes pain and stiffness, mainly in your spine. It can also cause eye inflammation called uveitis.

When the inflammation of ankylosing spondylitis reaches your chest, it can inflame the joints in your ribs.

Diffuse idiopathic skeletal hyperostosis and ankylosing spondylitis are types of arthritis. There are a few key differences.

Doctors don’t know what causes ankylosing spondylitis. Both your genes and your environment are thought to play a role.

Ankylosing spondylitis affects about 1% of the U.S. population, or an estimated 3.2 million people.

Ankylosing spondylitis can be tough to diagnose. Its symptoms are similar to those of many other conditions.

Though ankylosing spondylitis is thought to be most common in white men, the disease also affects women and Black people.

When it's time to see a specialist for ankylosing spondylitis (AS), you'll make an appointment with a rheumatologist.

You'll likely meet several different types of doctors and medical specialists who will care for your ankylosing spondylitis.

Ankylosing spondylitis therapies offer ways to manage pain, ease or slow the damage to joints, and treat other symptoms.

Experts continue to find new data about the possible causes and treatment options for ankylosing spondylitis.

Participating in an ankylosing spondylitis clinical trial can be beneficial, but they're not always a good fit for everyone.

In ankylosing spondylitis, your immune system produces inflammation. DMARDs calm your immune system to relieve pain.

Sulfasalazine can protect your joints from damage and helps keep you from becoming disabled from ankylosing spondylitis.

TNF inhibitors are drugs designed to suppress the immune system, target TNF, and lower inflammation in your joints.

JAK inhibitors are a newer addition to ankylosing spondylitis treatment.

Researchers are studying new ways to manage ankylosing spondylitis. Get the facts about stem cell therapy.

Medication is often the first-line treatment for ankylosing spondylitis. Sometimes these drugs may cause side effects.

Exercise, lifestyle changes, and natural treatments can help keep ankylosing spondylitis from getting worse.

Once you have your ankylosing spondylitis diagnosis, these strategies can help you get on track.

Ankylosing spondylitis flare-ups can be common. Researchers don’t have an official definition of what happens in a flare.

Surgery for ankylosing spondylitis is rare. Your doctor may suggest it if your condition is severe.

Surgery can stabilize a spinal fracture in ankylosing spondylitis. Your doctor will help you decide if it’s right for you.

Exercise is one of the best things you can do to help manage symptoms of ankylosing spondylitis.