Below is an instruction from Human. Write a response.
    ### Instruction:
    What are the symptoms of What I need to know about Diverticular Disease ?
    ### Response:
    The symptoms for diverticulosis and diverticulitis are different.
                
Diverticulosis. Many people don't have symptoms, but some people have cramping, bloating, and constipation. Some people also have bleeding, inflammation, and fistulas. If you are bleeding, bright red blood will pass through your rectum.
    