ကျနော်တို့ဗမာသို့ဘာသာပြန်ထားသောနေကြတယ်
Rheumatoid arthritis (RA) is one of the most common types of chronic inflammatory autoimmune arthritis. Symptoms include severe inflammation of the joints, particularly in the fingers and toes, which, if left untreated, can result in serious damage and a potential disability.