Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Diverticular Disease ?
    ### Response:
    Diverticular disease is a condition that occurs when a person has problems from small pouches, or sacs, that have formed and pushed outward through weak spots in the colon wall. Each pouch is called a diverticulum. Multiple pouches are called diverticula.
                

    