Gastro-esophageal Reflux Disease (GERD)

Many people experience gastroesophageal reflux. This is actually normal, especially after eating a large meal. But when it happens too often, like more than twice in a week, it becomes known as
gastro-esophageal reflux disease or GERD.

http://www.openpr.com/news/163301/Gastro-esophageal-Reflux-Disease-GERD.html