Acid reflux is the short term for “gastro esophageal reflux disease” (GERD). This condition occurs when swallowed liquid, food, and acid of the stomach, seep out of the stomach and up into the esophagus.
Weight, overeating or eating heavy meals, eating and then laying down or before bed and smoking can all increase the occurance of acid reflux.
Symptoms of GERD or Acid Reflux include: pain in the stomach, chest pains, raising stomach acids into the throat, painful and excessive hiccups or burping, nausea and bloating especially after eating.
The Salgi Esophageal Cancer Research Foundation 