• It will vary depending the type of virus and the host and how they are able to kill it off. Mr Bil
  • Anywhere from 1-15 days depending on the virus and your immune system. Most stomach viruses you'd catch from someone it normally takes about 2 days.
  • Viral gastroenteritis usually last for 1-3 days, however, some people may be infectious for as long as 2 weeks after recovery.
  • The incubation period of stomach viruses is usually 1-3 days. That means it usually takes anywhere from 1 to 3 days from the time you swallow the virus until you are sick. However, the incubation period varies depending on the virus and depending on the person. I have a friend who did not get sick for 1 week after her daughter threw up on her face. I wouldn't consider yourself out of the woods until it has been 1.5 weeks. For more information, go to

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