Below is an instruction from Human. Write a response.
    ### Instruction:
    what research (or clinical trials) is being done for Rheumatoid Arthritis ?
    ### Response:
    Scientists are making rapid progress in understanding the complexities of rheumatoid arthritis. They are learning more about how and why it develops and why some people have more severe symptoms than others. Research efforts are focused on developing drugs that can reduce inflammation and slow or stop the disease with few side effects.
    