Children and teenagers are affected by a condition called systemic juvenile rheumatoid arthritis, which is characterized as a condition that causes joint swelling, fever, light skin rash, and stiffness that can occur for six weeks or longer. Generally, the fevers and rashes come and go. This disease affects the entire body as it can affect internal organs such as the liver and the heart. It is not uncommon for the spleen and lymph nodes to become enlarged as well. Read more…