Out of all the organs in the body, the gastrointestinal tract is the only organ to have evolved its only fully independent nervous system. That’s why this tract, which stretches from the mouth to the ...

Gastrointestinal (GI) pain — a form of visceral pain — is common in some disorders, such as irritable bowel syndrome, Crohn’s disease and pancreatitis. However, identifying the cause of GI pain ...