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how long does it take to get stomach flu after exposed

A 11-year-old female asked:
Dr. Roy Arnold
46 years experience Internal Medicine
Depends: Norovirus is the most common viral cause of "stomach flu" or gastroenteritis. Exposure can result in illness within 24 hours. Other causes of gastroen ... Read More
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A 44-year-old member asked:
Dr. Elizabeth Yen
19 years experience Pediatric Gastroenterology
Depends: Some viral infections last 24 hours, others 1 week. Sometimes the virus is cleared, but symptoms linger at a lower intensity and frequency for weeks t ... Read More
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A 47-year-old member asked:
Dr. Philip Baney
23 years experience Family Medicine
3-5 days: Assuming you have a true viral gastroenteritis usually 3- 5 days. If any blood in stool or vomit call your doctors immediately.
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A 24-year-old female asked:
Dr. Brian Clear
11 years experience Family Medicine
Faster than that: Food-borne illness hits hard and fast, anywhere from 30 minutes after a contaminated meal with certain bacterial toxins from killed bacteria to a day ... Read More
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A 19-year-old male asked:
Dr. Vahe Yetimyan
50 years experience General Practice
See details: 10 days.
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A 43-year-old member asked:
Dr. Gary Gottlieb
47 years experience Internal Medicine
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 ... Read More
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A 24-year-old female asked:
Dr. Martin Raff
55 years experience Infectious Disease
Norovirus: If this is norovirus (one of the more common causes of gastroenteritis) the incubation period is 24-48 hrs. Hope you don't get this.
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A 39-year-old member asked:
Dr. Heidi Fowler
24 years experience Psychiatry
Stomach flu: There are many different viruses that cause stomach flu. How long you are contagious is determined but which of the viruses you have.
A 48-year-old member asked:
Dr. Michael Sparacino
36 years experience Family Medicine
3-5 days: 3-5 days, usually.
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A 28-year-old male asked:
Dr. Silviu Pasniciuc
26 years experience Internal Medicine
Yes and few things: Post infectious IBS will have to be firmly diagnosed and it can last indefinitely. Chronic gi conditions will have to be ruled out at some point if sy ... Read More

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