What is Gastroesophageal reflux disease (GERD)? In order to understand what GERD means one should be clear with the terminology separately. Gastroesophageal means esophagus and stomach whereas reflux means return or flow back. Gastroesophageal reflux disease is nothing but a digestive disorder which affects your lower esophageal sphincter (LES). LES is a ring made up of … [Read more...]