Why do humans have an appendix? New research is reshaping our understanding of this overlooked organ and its antiquated role ...

The human appendix is a small, muscular, vermiform or worm-shaped organ, averaging around 9cm in length, that is located at the junction of the small and large intestine. 1 According to comparative ...

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.

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 ...