A 16-year-old female asked:
How long is the stomach flu bug in your system before it starts to make you ill?
1 doctor answer • 1 doctor weighed in
General Practice 29 years experience
Viral illnesses: Not everyone gets ill when around viral illnesses. Usually the incubation period for flu like viruses is two to three days.
4.5k viewsAnswered >2 years ago
Last updated Feb 13, 2014
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