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How long would the normal stomach flu take to develop in your system and start showing symptoms.?
1 doctor weighed in

Dr. Gary Gottlieb
Internal Medicine
In brief: 6--10 days
The "incubation period" for most common gastrointestinal viral illnesses is 6-10 days.
Cerain viruses, such as hepatitis a and b viruses, can take up to 6 months from infection to onset of symptoms.

In brief: 6--10 days
The "incubation period" for most common gastrointestinal viral illnesses is 6-10 days.
Cerain viruses, such as hepatitis a and b viruses, can take up to 6 months from infection to onset of symptoms.
Dr. Gary Gottlieb
Dr. Gary Gottlieb
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