If you suffer from frequent bouts of diarrhea, it could be a sign that you have developed diverticulitis. Diarrhea is marked by stools that are watery and loose, as well as an increased urge to pass the bowels. Often, the urge to pass the bowels is immediate. When the diverticula become inflamed, it can lead to marked changes in the bowel movements, such as diarrhea. Though it is a symptom that is commonly associated with other conditions, if you’re experiencing diarrhea 8 of the other symptoms mentioned on this list, there’s a chance that you could have diverticulitis.