Blood in Stool
WebMD explains the causes of bloody stools, the tests to diagnose the underlying problem, and treatment options.
WebMD explains peritonitis - a potentially fatal inflammation of the abdomen's lining - including its causes, symptoms, and treatments.
Causes of Inflammatory Bowel Disease
Learn about about the causes of inflammatory bowel disease, including ulcerative colitis and Crohn's disease.
Understanding Nausea and Vomiting
Why do I feel nauseous? Learn more about nausea and vomiting from WebMD.
Understanding Ulcer Treatment
WebMD's guide to the diagnosis and treatment of ulcers.
Understanding Ulcer Symptoms
Learn about ulcer symptoms from the experts at WebMD.
Understanding Ulcer Prevention
WebMD's tips on preventing stomach ulcers.
Understanding Nausea and Vomiting -- Prevention
Learn how to prevent nausea and vomiting.
Understanding Nausea and Vomiting -- Symptoms
Nausea and vomiting are really symptoms that something else is wrong. Find out when you should call a doctor.
Get basic information about ulcers -- including causes, types, and treatment -- from the experts at WebMD.