Causes Of Nausea And Vomiting
The Purpose of Puke Your body has evolved to protect you. One protective mechanism protects you from toxic things you might ingest. When you eat something toxic, several triggers give you nausea (the urge to vomit.) Taste and smell are two of the most powerful. If it smells or tastes nasty, your body may reject it as dangerous. Seeing, smelling, or hearing someone else vomit can make you vomit, too. Your body is programmed this way because if everyone in your group ate the same thing and it made someone sick, you could be next....