Ulcerative Colitis (UC)

UC is another chronic inflammatory disease, but it mainly affects the large intestine (colon). Symptoms of UC include abdominal pain and cramping, bloody stools, diarrhea, and constantly feeling the urge to have a bowel movement even if your bowel is empty.

Source:https://www.tylenol.com/adult-relief/stomach-conditions/gastrointestinal-issues