The GI tract is a complex group of organs, each of which helps your body digest and absorb food. Your upper GI tract includes your esophagus, stomach, and the first section of your small intestine, ...

Acute appendicitis is the sudden and severe inflammation of the appendix. It can cause pain in the abdomen, and this pain may occur quickly and worsen within hours. The appendix is a narrow tube that ...

Untreated appendicitis may cause your appendix to rupture (burst), resulting in an infection. Symptoms associated with a ruptured appendix include severe abdominal pain, fever, chills, and weakness.

Recent studies reveal that the human appendix plays roles in gut microbiota restoration and immunity, contrary to its previous classification as vestigial. The appendix harbors beneficial bacteria, ...