What are Gastric Ulcers? Gastric ulcers are open sores that develop on the inner lining of the stomach. They can cause abdominal pain, bleeding, and other complications if left untreated. Why they happen: Usually caused by Helicobacter pylori (H. pylori) infection or long-term use of nonsteroidal anti-inflammatory drugs (NSAIDs). How they affect you: Can cause […]