Most people know only two things about the appendix: You don’t need it – and if it bursts, you need surgery fast. That basic story traces back at least to Charles Darwin, the English naturalist who ...

The appendix is a small organ situated between the small and large intestines. For a long time, scientists didn't know its function and deemed it useless. In fact, it was seen as potentially dangerous ...

(via TEDEd) In 1961, an Antarctic expedition took a harrowing turn: Dr. Leonid Rogozov began feeling feverish, with an excruciating pain in his right side. It soon became clear that he had ...

Stump appendicitis is a rare complication that occurs when the residual appendix becomes inflamed after an appendectomy. It is estimated to occur in between 0.002% and 0.15% of cases, although it may ...

Umbilical hernias, appendicitis, gastroenteritis, and peptic ulcers might cause belly button pain. Belly button pain can be diagnosed with imaging scans, as well as blood, stool, and urine tests. Mild ...