Library Search Go Advanced Search
Español (Inicio)

Understanding Gastritis

Gastritis is a painful inflammation of the stomach lining. It has a number of causes. Gastritis and its symptoms can be relieved with treatment. Work with your doctor to find ways to treat your symptoms.

Cutaway view of stomach

When You Have Gastritis

Acids may damage the stomach lining when the built-in defenses of the stomach don’t function as they should. The stomach lining can then become inflamed. When this occurs, it is called gastritis.

Causes of Gastritis

Gastritis has many causes. They may include:

  • Aspirin and anti-inflammatory medications

  • Stress

  • Tobacco use

  • Alcohol use

  • Helicobacter pylori (H. pylori) bacteria

Image of stomach lining
An irritated or inflamed stomach lining

Image of stomach lining
A healthy stomach lining

Common Symptoms

With gastritis, you may notice one or more of the following:

  • A burning feeling in your upper abdomen

  • Pain that occurs after eating certain foods

  • Gas or a bloated feeling in your stomach

  • Frequent belching

  • Nausea with or without vomiting

Date Last Reviewed: 7/9/2002
Date Last Modified: 7/9/2002