Is it normal to never throw up in your life?
Unusual.Less common, but harmless
It’s less common, but some people go their whole lives without throwing up. If you feel otherwise well, it usually isn’t a problem.
Yes—some people are lucky enough never to throw up, or at least not to remember doing it. People vary in how easily their gag and vomiting reflexes are triggered, and you may simply have avoided the bugs, foods, or other situations that set them off for others.
Throwing up isn’t something your body has to do on a schedule, so never having done it by itself isn’t a reason to worry. If you mean you get severely nauseated but physically can’t vomit, that’s a different situation worth mentioning to a healthcare professional—but a vomit-free life is generally just an unusual bit of luck.