Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Warm antibody hemolytic anemia ?
    ### Response:
    Warm antibody hemolytic anemia is the most common form of autoimmune hemolytic anemia. It is defined by the presence of  autoantibodies that attach to and destroy red blood cells at temperatures equal to or greater than normal body temperature. The disease is characterized by symptoms related to anemia, including fatigue, difficulty breathing, jaundice and dark urine.
    