Boxer. Diverticulitis occurs when small pouches in the wall of your colon, called diverticula, get inflamed or infected, Dr. Boxer explains. “It usually causes pain on the lower left side of ...

Irritable bowel syndrome is the most common cause of chronic diarrhea and lower abdominal discomfort in North America.

Even though surgery outcomes were similar, the 5-year survival rate for stage IV early-onset colorectal cancer was lower ...