Gastroenterology is the study of the standard function plus diseases of the esophagus, stomach, small intestine, colon plus rectum, pancreas, gallbladder, bile ducts as well as liver. It includes a detailed understanding of the standard action (physiology) of the gastrointestinal organs including the faction of material through the stomach as well as intestine (motility), the digestion plus absorption of nutrients into the body, elimination of waste from the system, plus the function of the liver as a digestive organ. It includes widespread and significant conditions such as colon polyps and cancer, hepatitis, gastroesophageal reflux (heartburn), peptic ulcer illness, colitis, gallbladder plus biliary tract disease, dietary problems, Irritable Bowel Syndrome (IBS), plus pancreatitis. In essence, all normal action plus disease of the digestive organs is fraction of the study of Gastroenterology. Training A Gastroenterology Doctors must first complete a three-year Internal Med...