
Rheumatoid arthritis - Symptoms and causes - Mayo Clinic
Apr 9, 2025 · Rheumatoid arthritis can cause joint pain and swelling. As the tissue that lines the joints, called synovial membrane, becomes inflamed and gets thicker, fluid builds up. As a result, joints can …
Rheumatoid Arthritis: Causes, Symptoms, Treatments and More
Learn more about RA and how to treat it. Updated Oct, 15, 2021. Rheumatoid arthritis (RA) causes joint inflammation and pain. It happens when the immune system doesn’t work properly and attacks the …
Rheumatoid Arthritis (RA): Symptoms, Stages & Treatment
Nov 6, 2024 · Rheumatoid arthritis (RA) is a chronic (ongoing) autoimmune disease that causes pain, swelling and stiffness in the lining of your joints (synovium). It most commonly affects the joints in …
Rheumatoid Arthritis | Arthritis | CDC
Jan 25, 2024 · Rheumatoid arthritis (RA) causes pain, swelling, and stiffness in the joints. There’s no cure for RA, but you can manage and treat it with medicines and lifestyle changes. It’s best to …
Rheumatoid Arthritis - RA - Center: Symptoms, Pain Relief, Causes ...
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...
Rheumatoid Arthritis: Types, Causes, Symptoms & Treatments
Apr 19, 2023 · Rheumatoid arthritis (RA) is a chronic autoimmune disease that mostly affects joints. Commonly affected joints are the hands, knees or ankles. Usually both sides are affected. Over time, …
Rheumatoid Arthritis: Symptoms, Causes, Treatment, and More
Jul 2, 2024 · RA is an autoimmune disorder where the immune system attacks healthy body tissues, causing inflammation and damage to the joints and sometimes to other body systems. RA has some …
What Is Rheumatoid Arthritis (RA)? | Rheum for More
4 days ago · RA is an autoimmune disease, and the most common type of autoimmune arthritis. Around 1.5 million people in the US have RA, and nearly 3 times as many women have the disease as men.
Rheumatoid arthritis - World Health Organization (WHO)
Jun 28, 2023 · Rheumatoid arthritis (RA) is a chronic disease that causes inflammation around the body and commonly presents with pain in the joints. Untreated, RA can cause severe damage to the joints …
Rheumatoid Arthritis | RA | MedlinePlus
Sep 13, 2025 · What is rheumatoid arthritis? Rheumatoid arthritis (RA) is a form of arthritis that causes pain, swelling, and stiffness in your joints. RA is an autoimmune disease. Although it is most …