A teenager in the UK who showed up at a hospital's pediatric unit complaining of stomach pain ended up getting an appendectomy—but it was something else entirely that had caused her distress, per an ...

The appendix may not be useless after all. The worm-shaped structure found near the junction of the small and large intestines evolved 32 times among mammals, according to a new study. The finding ...

The appendix is a small tube-like organ attached to the end of the large intestine, near where the small intestine meets it. Modern research suggests it plays a role in intestinal health and immune ...