The actual duration will vary depending on the virus that is involved in the illness. In general, for the worst case scenario, you are contagious as soon as a day after you have been exposed to the virus (even before symptoms appear) and two weeks after your symptoms have cleared. In the best case scenario, you are contagious while showing symptoms and at least three days after they have cleared.
Viral gastroenteritis can be caused by a number of organisms including noroviruses, rotoviruses, adenoviruses, sapoviruses, and astroviruses. They are highly contagious and the symptoms can cause life-threatening dehydration in some cases.
YES
Stomach flu is an illness called gastroenteritis, which is usually caused by a virus. There is no vaccine or cure for gastroenteritis. If you have it, you'll want to rest until you feel better. Gastroenteritis is contagious, that's why it's important to wash your hands, especially before you eat.
a bad one
the Rotavirus, the Astrovirus, and the Adenovirus
Both bacterial infections and viral infections can be contagious or not contagious. Some viral infections are not spread from human to human or are only rarely spread that way. TB is a contagious bacterial infection.
One can find information about viral gastroenteritis, also called the stomach flu, by visting the corresponding wikipedia page which also has links to additional information.
"Stomach flu", or the "GI flu".
See related links. Known viral causes of atypical pneumonia are severe acute respiratory syndrome (SARS) and measles. Both of these viral conditions are contagious.
Gastroenteritis often is referred to as the stomach flu even though the flu is a respiratory illness caused by an influenza virus. Other common names for viral gastroenteritis include: food poisoning, winter-vomiting disease, non-bacterial gastroenteritis
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sir my sugar level some time goes up but comes down automatically without medicine i am sever stomach patisantYes, I had viral gastroenteritis and my blood sugar rose to 123 when it is below 100 normally