GERD (chronic acid reflux) dangerous or life-threatening? GERD isn’t life-threatening or dangerous in itself. But long-term GERD can lead to more serious health problems: Esophagitis: Esophagitis is the irritation and inflammation the stomach acid causes in the lining of the esophagus. What is a GERD cough? It’s a hacking cough that does not produce mucus […]