20 Weird Facts About the Human Body That May Leave You Scratching Your Head

15. The appendix is beneficial.

The vermiform appendix of the cecum has a bad reputation — it can cause a lot of trouble and even threatens a person’s life in the cases of inflammation. Traditionally it was considered that the appendix was a rudimental organ that didn’t actually have any practical benefits. However, today’s scientists have a different opinion — it’s a safe “home” for beneficial bacteria living in the intestine. It stores helpful microbes that will “reload” the bacterial system of the intestine and populate it with new useful bacteria in case of a troublesome situation (such as an intestine infection).

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