Gerd, also known as acid reflux, is an acronym that stands for gastroesophageal reflux the 1 last update 2020/07/30 disease it is a chronic illness that affects 5-7% of the world population and is associated with serious medical complications if untreated gerd is the 3rd most common gastrointestinal disorder in the us. Emergency treatment for gerd. Emergency treatment for gerd pain home remedies for (