Brave school girl, 4, takes chemotherapy drugs to battle painful ARTHRITIS she has had since she was two

Brave school girl, 4, takes chemotherapy drugs to battle painful ARTHRITIS she has had since she was two Lily has chronic juvenile rheumatoid arthritis, which affects one in 10,000 children aged 16 or underShe takes chemotherapy drugs as this stops the immune system from attacking the jointsHowever, they cause unpleasant side-effects including vomiting | UPDATED: 12:15 GMT, 30 November 2012 When Lily Aird went from being an active toddler to one that could barely walk within the space of weeks, her mother knew that something was seriously wrong.