Chronic joint PAIN caused by arthritis affects million of people across the world every year. There are different types of arthritis but in this video, we will discuss the most common form of arthritis known as Rheumatoid arthritis. We will talk about what is RA, what are the signs and symptoms you can develop if you have RA, how is RA diagnosed and what is its treatment. Rheumatoid arthritis is an autoimmune disease. Autoimmune disorders include diseases like Systemic lupus, multiple sclerosis, psoriasis etc. In these types of diseases, the body’s immune system attacks its own cells mistakenly and damages them.