Gastritis is an inflammation, irritation, or erosion of the lining of the stomach that can be caused by irritation due to excessive alcohol use, chronic vomiting, stress, or the use of certain medications such as aspirin or other anti-inflammatory drugs. It may also be caused by Helicobacter pylori (H. pylori), a bacterium that lives in the mucous lining of the stomach and can lead to ulcers and even stomach cancer; pernicious anemia; and bile reflux. The most common symptoms of gastritis include nausea or recurrent upset stomach, abdominal bloating and pain, vomiting, a burning feeling in the stomach, and black or bloody stools. Diagnosis of gastritis may include an upper endoscopy and blood tests. Treatment may include antibiotics, antacids, and vitamin B12 shots for the anemia. Once the underlying problem disappears, the gastritis usually does, too. Follow the links below to find WebMD's comprehensive coverage about gastritis, what causes gastritis, symptoms and treatment of gastr
WebMD explains the causes, symptoms, and treatment of gastritis, a common condition in which the lining of the stomach becomes inflamed and irritated.
Heartburn in Children and Infants
WebMD explores the common causes and symptoms of heartburn and reflux in infants and children, including tests and treatments.
Learn to recognize the symptoms of heartburn.
Vitamin B12 Deficiency: Causes, Symptoms, and Treatment
Vitamin B12 is essential for good health, but some people may not be getting enough. WebMD tells you about symptoms of a vitamin B12 deficiency and how it can be treated.
Heartburn Worry: Serious or Not?
How do you know heartburn is heartburn, and when should you seek medical help? WebMD provides you the facts about heartburn, GERD, and heartburn treatment so you can make informed decisions about that burning sensation in your chest.
What's Behind the Diet Wars: Which Plan is Best
Whether you count calories, fat grams, carbs, or points, your choice of weight-loss programs is bound to spark debate at the dinner table and the water cooler. Is it possible for people with opposing diet strategies to coexist peacefully in the same household?