Gastroesophageal reflux (GER) happens when your stomach contents come back up into your esophagus.
Stomach acid that touches the lining of your esophagus can cause heartburn, also called acid indigestion.
Gastroesophageal reflux (GER) happens when your stomach contents come back up into your esophagus.
Stomach acid that touches the lining of your esophagus can cause heartburn, also called acid indigestion.