Discover the surprising role of the appendix in immunity and gut health, alongside insights on appendicitis and treatment ...

It was the first day of spring break in 1992 in Phoenix, Ariz. and 12-year-old Heather Smith was excited for her family's upcoming ski trip. But before Smith and her family had even packed their snow ...

For decades, the appendix has been dismissed as a useless organ — a leftover from human evolution with no real function.

You may have heard that astronauts have their appendix removed before leaving Earth. After all, people say you can live without this organ because it serves no purpose, but how much truth is there in ...