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 causes gas? — Causes of gas include: Swallowing air, often while eating, drinking, or smoking. Swallowed air usually comes back out as a burp. Eating certain foods, such as beans, broccoli, [...]