If you are worried about heartburn this holiday season, bookmark this page! GERD (Gastro-intestinal reflux disorder) or more commonly known as acid reflux or heartburn, is a chronic digestive disorder that occurs when the acidic content of the stomach flows backward up into the esophagus. We all experienced this at some point in life – the burning sensation felt in our chest.     I like to look at heartburn/acid reflux not as a disorder, but as a clue that...