Learn all about rheumatoid arthritis, including the causes, symptoms, and treatment.

It's sometimes hard to tell whether you have RA or something else. A lot of other conditions share similar warning signs.

Everybody's different when it comes to rheumatoid arthritis. Your symptoms may not be the same as another person with RA.

The goal of your RA treatment is remission. It can make you feel like your RA has gone away -- at least for a while.

Rheumatoid arthritis (RA) symptoms are different for each person who has this long-term disease.

Rheumatoid arthritis can have many symptoms. Some are signs of complications that put your organs, or your life, at risk.

Rheumatoid arthritis varies from person to person, partly based on their genes. That means the treatments can differ too.

Rheumatoid arthritis (RA) can affect any joint in your body, including those in your hands and fingers.

Doctors don’t know exactly what causes rheumatoid arthritis. But they know some things that could be risk factors.

Rheumatoid arthritis (RA) affects 1.3 million American adults, or around 1% of the total population.

Tumor necrosis factor (TNF) is a protein in your body that causes inflammation and helps coordinate the process.

Some research suggests that coffee might make your RA worse, while others don’t see a connection.

RA is a problem with your immune system. If you don’t diagnose and treat it in time, it could harm your joints.

Learn about arthritis blood tests and the specific markers that may indicate RA or other types of arthritis.

Find out who should have a rheumatoid factor test and what it means if you have a positive result.

If you’re seronegative for rheumatoid arthritis (RA), you may or may not have RA. It can make it harder to get an RA diagnosis.

Treatment for rheumatoid arthritis usually includes medications, occupational or physical therapy, and exercise.

Arthritis meds play a role in controlling the progression of RA. Starting treatment soon after diagnosis is essential.

Enbrel is an injectable DMARD for moderate to severe RA, blocking TNF to reduce inflammation and improve joint function.

Medications for your rheumatoid arthritis could have side effects, but there are steps you can take to manage them.