A stomach ulcer is a sore that develops on the lining of the stomach. Stomach ulcers are often caused by the bacteria Helicobacter pylori (H. pylori) or by taking nonsteroidal anti-inflammatory drugs (NSAIDs), such as aspirin, ibuprofen, and naproxen. Symptoms of a stomach ulcer may include abdominal pain, heartburn, nausea, and vomiting. In severe cases, a stomach ulcer can bleed or even perforate (create a hole in the stomach).
There are a number of things you can do to avoid getting a stomach ulcer. These include: