Gastroenterology and hepatology are the most exciting medical discipline! The gastrointestinal tract is the body's largest immune, endocrine, and metabolic organ. It is also the largest nervous organ after the brain. The gastrointestinal tract harbors fascinating microbiology that are vital to human health. It is no wonder that Hippocrates, the father of medicine, decreed that "all disease begins in the gut." It is why eGastroenterology is a prized addition to the field.