Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) What I need to know about Diverticular Disease ?
    ### Response:
    Diverticular* disease affects the colon. The colon is part of the large intestine that removes waste from your body. Diverticular disease is made up of two conditions: diverticulosis and diverticulitis. Diverticulosis occurs when pouches, called diverticula, form in the colon.
    