A 45-year-old member asked:
how does stomach flu start?
1 doctor answer • 1 doctor weighed in

Dr. Heidi Fowleranswered
Psychiatry 25 years experience
GI upset: The symptoms of stomach flu (viral gastroenteritis) can include: nausea, vomiting, headache, watery bowel movements (not bloody), abdominal cramps and a low fever.
4.7k viewsAnswered >2 years ago
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:
Similar questions
A 34-year-old member asked:
How long would the normal stomach flu take to develop in your system and start showing symptoms.?
1 doctor answer • 1 doctor weighed in

Dr. Gary Gottliebanswered
Internal Medicine 48 years experience
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.
6.2k viewsAnswered >2 years ago
A 48-year-old member asked:
How long after contracting the stomach flu will you start to notice symptoms?
1 doctor answer • 1 doctor weighed in

Dr. Carlo Hatemanswered
Pulmonary Critical Care 25 years experience
Hours: Minutes to a few hours.
5.7k viewsAnswered >2 years ago
A 38-year-old member asked:
I live in a house with fifteen other people, two have the stomach flu and more are starting to get it. What can I do to avoid it?
1 doctor answer • 1 doctor weighed in

A Verified Doctoranswered
A US doctor answeredLearn more
Wash everything: Make sure everything you touch has been wiped off with soap and disinfected. Flu is transferred from people to people so clean- clean- clean!
5k viewsAnswered >2 years ago
A 38-year-old member asked:
How do I know if I have norovirus or the start of the stomach flu or something?
2 doctor answers • 3 doctors weighed in

Dr. Heidi Fowleranswered
Psychiatry 25 years experience
Sxs: The symptoms of stomach flu (viral gastroenteritis) can include: nausea, vomiting, headache, watery bowel movements (not bloody), abdominal cramps and a low fever.
4.3k viewsReviewed >2 years ago
United Kingdom
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

Dr. Robert Killiananswered
General Practice 28 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
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:
Last updated Mar 9, 2020
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