What is ulcerative colitis? — Ulcerative colitis is a condition that causes diarrhea, belly pain, and bloody bowel movements. These symptoms happen because the large intestine becomes inflamed [...]
What is irritable bowel syndrome? — Irritable bowel syndrome, or “IBS,” is a condition that causes belly pain and problems with bowel movements. Some people with the condition have [...]
What is lactose intolerance? — Lactose intolerance is a condition that makes it hard for your body to digest milk and foods made with milk (called dairy products). If you have lactose intolerance [...]