Introduction Gastritis is an inflammation of the stomach lining. Many things can cause gastritis. Most often the cause is infection with the bacteria Helicobacter pylori, which also causes stomach ulcers. An autoimmune disorder, a backup of bile into the stomach, or long-term use of nonsteroidal anti-inflammatory drugs (NSAIDs), such as ibuprofen, can also cause gastritis. In some cases, the stomach lining may be "eaten away," leading to sores (peptic ulcers) in the stomach or ...

Ischemic heart disease is a condition of recurring chest pain or discomfort that occurs when a part of the heart does not receive enough blood. This condition occurs most often during exertion or excitement, when the heart requires greater blood flow. Ischemic heart disease, also called coronary heart disease, is common in the United States and is a leading cause of death worldwide. Ischemic heart disease develops when cholesterol particles in the blood begin to accumulate on the wa ...