TIL Salivating before vomiting is a way for your body to protect your teeth from the incoming stomach acid.

Read more: https://www.columbiatribune.com/story/lifestyle/family/2017/08/01/thrown-up-science/985640007/

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  1. Also contagious vomiting (throwing up when you see/hear other people throwing up) is thought to have developed in primates as they tend to forage for food in groups and if one member vomits it might be helpful for others to vomit also.

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