The appendix is actually part of your immune system. Just because you can live without it doesn't mean you don't need it. Why can't people realise this? originally appeared on Quora: the place to gain ...

For years, the appendix carried a reputation as the body’s most pointless organ. Doctors often removed it without hesitation, and textbooks labeled it a vestigial structure—something our ancestors ...

The colon is part of the digestive system. It helps the body absorb water and nutrients from food before excreting the waste. It is made up of muscle and located just below the stomach. People ...