U.S. Department of Health and Human Services

Gastroesophageal Reflux (GER) and Gastroesophageal Reflux Disease (GERD) in Adults

Definition and Facts for Gastroesophageal Reflux (GER) and Gastroesophageal Reflux Disease (GERD)

​Gastroesophageal reflux (GER) happens when your stomach contents come back up into your esophagus. Gastroesophageal reflux disease (GERD) is a long-lasting and more serious form of GER.

Symptoms & Causes of Gastroesophageal Reflux (GER) and Gastroesophageal Reflux Disease (GERD)

​Gastroesophageal reflux (GER) happens when your stomach contents come back up into your esophagus. Gastroesophageal reflux disease (GERD) is a long-lasting and more serious form of GER.

Diagnosis of Gastroesophageal reflux (GER) and Gastroesophageal Reflux Disease (GERD)

​Gastroesophageal reflux (GER) happens when your stomach contents come back up into your esophagus. Gastroesophageal reflux disease (GERD) is a long-lasting and more serious form of GER.

Treatment for Gastroesophageal Reflux (GER) and Gastroesophageal Reflux Disease (GERD)

​Gastroesophageal reflux (GER) happens when your stomach contents come back up into your esophagus. Gastroesophageal reflux disease (GERD) is a long-lasting and more serious form of GER.

Eating, Diet, and Nutrition for Gastroesophageal reflux (GER) and Gastroesophageal Reflux Disease (GERD)

​Gastroesophageal reflux (GER) happens when your stomach contents come back up into your esophagus. Gastroesophageal reflux disease (GERD) is a long-lasting and more serious form of GER.

Clinical Trials for Gastroesophageal Reflux (GER) and Gastroesophageal Reflux Disease (GERD)

​Gastroesophageal reflux (GER) happens when your stomach contents come back up into your esophagus. Gastroesophageal reflux disease (GERD) is a long-lasting and more serious form of GER.

Your Digestive System and How It Works

The digestive system is made up of the gastrointestinal (GI) tract-also called the digestive tract-and the liver, pancreas, and the gallbladder. The GI tract is a series of hollow organs joined in a long, twisting tube from the mouth to the anus.

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as a service of the National Digestive Diseases Information Clearinghouse (NDDIC). Content produced by the Clearinghouse is carefully reviewed by NIDDK scientists and outside experts.​