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Doctor insights on: Is The Stomach Flu Contagious Before Symptoms Appear

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Can someone be contagious before experiencing symptoms of the stomach flu? And if so how many days?

Can someone be contagious before experiencing symptoms of the stomach flu? And if so how many days?

No: Stoma flu is transmitted by hand tooth that is why good hand washing and hygeine and cleaning up behind and sterilizing is so important. The germinate carried on the hands!!! ...Read more

Dr. David Cohen
850 Doctors shared insights

Stomach Flu (Definition)

Viral gastroenteritis is a viral infection of the GI tract. It can be picked up from contact with surfaces and foods that are carrying the virus. Symptoms include upset stomach, nausea, vomiting, diarrhea, and abdominal cramps. Sometimes ...Read more


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For what length of time are you contagious for after you're done experiencing stomach flu symptoms?

For what length of time are you contagious for after you're done experiencing stomach flu symptoms?

Depends: It depends on the cause of the symptoms, type of virus, if caused by viral infection. ...Read more

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Is the stomach flu contagious like the regular flu? A friend is sick with the stomach flu. I wanted to bring them some flowers, but then thought I might be able to catch it like with the regular flu. Is there any chance I might catch it? .

Less so but easy: The primary mode of transmission is virus in saliva, that ends up on fingers & out on objects in the environment. It is passively transferred when someone touches that site & then their face. Regular flu has the added transfer mode of airborne droplets from a cough. Visit, touch nothing & wash hands well before/after & you should be fine. ...Read more

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How long is the stomach flu contagious?

How long is the stomach flu contagious?

Depends: The contagious period from oral secretions often begins just before the first fever untill fever has been gone 24hr. The germ may be found in the stool for another 4-6 wks. ...Read more

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When is the stomach flu contagious if breastfeeding?

Not Passed in Milk: While a nursing mother can pass a stomach virus onto her child, the virus does not pass to the child through the breastmilk. The mother's antibodies passed via the breastmilk may even offer protection for the child. ...Read more

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Know how contagious is the stomach flu?

Know how contagious is the stomach flu?

Depends on Etiology: Most stomach illnesses are caused by viruses and can be spread person to person by fecal-oral route. Frequent hand washing and disinfecting shared surfaces is most effective prevention strategy. ...Read more

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My wife has the stomach flu am I contagious?

My wife has the stomach flu am I contagious?

Gastroenteritis: Is not airborne. If you are not infected then you should not be contagious. ...Read more

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Am I contagious 2 days after the stomach flu?

Depends: Depends on the causitive agent. Diffrent bugs have diffrent incubation periods and cycles. Consult your dr and wash your hands frequently. Use disposable paper products instead of towels. ...Read more

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How long after having the stomach flu are you contagious?

How long after having the stomach flu are you contagious?

After flu stops not: Once the vomiting stops you are no longer contagious. If you had diarrhea you can continue to have loose stools but won't pass it on it you are really good about hand washing and not touching things until thoroughly washed. If you have fever you are still contagious ...Read more

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When are you contagious after being exposed to the stomach flu?

When are you contagious after being exposed to the stomach flu?

Gastroenteritis: The length of time you are contagious with stomach varies depending which virus is the cause. Usally the period lasts from several days to 2 weeks. ...Read more

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For what length of time are you contagious after the stomach flu?

Variable.: The length of time you are contagious with stomach varies depending which virus is the cause. Usally the period lasts from several days to 2 weeks. ...Read more

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What to do if I have the stomach flu, am I contagious?

Yes you are.: Wash your hands well for at least 20 seconds often. Don’t share the same cups, forks or spoons. Use disinfectants on solid surfaces. Bring sanitizer with you when you are out. Don't make close contact with people who are well. ...Read more

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How long does stomach flu last for and no longer be contagious?

Likely 1-2 weeks.: These illnesses usually have an incubation period of 3-6 days, are symptomatic for 3-4 days, and resolve by 1 week. ...Read more

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How long would it take until you aren't contagious from the stomach flu?

How long would it take until you aren't contagious from the stomach flu?

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. ...Read more

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Can you let me know how many days does it take until you aren't contagious with the stomach flu?

Can you let me know how many days does it take until you aren't contagious with the stomach flu?

It varies by virus: The length of time you are contagious with stomach varies depending which virus is the cause. Usally the period lasts from several days to 2 weeks. ...Read more

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My friend son is 4 he has stomach flu after 3 days he's feeling better is it still contagious and can we still catch the stoamch flu?

My friend son is 4 he has stomach flu after 3 days he's feeling better is it still contagious and can we still catch the stoamch flu?

Stomach flu: This is a layman's term to describe symptoms that can actually be due to many different causes. If in fact this was due to a virus (but probably not influenza) it is possible that other members of the household may get this. ...Read more

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How long after having the stomach flu are you no longer contagious?

Varies: The oral secretions of a patient are not considered contagious after the fever has disappeared. The virus can be shed in the stool for another 4-6 wks. ...Read more

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How long is a person considered contagious after being sick with the stomach flu?

How long is a person considered contagious after being sick with the stomach flu?

5 days: At least after sx. Leave; so wash your hands whenever you use the toilet. ...Read more

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My friend had the stomach flu 3 nights ago and was fine today, eating and drinking normally. I am emetophobic and worried if they are still contagious?

My friend had the stomach flu 3 nights ago and was fine today, eating and drinking normally. I am emetophobic and worried if they are still contagious?

2 weeks or more: You friend be contagious from a few days up to two weeks or more, depending on which virus is causing the stomach flu (gastroenteritis). A number of viruses can cause gastroenteritis, including noroviruses and rotaviruses. ...Read more

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2 days after Xmas I got the stomach flu. I'm trying to figure out if its contagious or the food. We had chicken as part of the meal. 2 others got sick?

Most likely flu: Food poisoning causes a sudden rush of GI problems 4-6 hours after the meal. This is flu season and there is in fact a current stomach flu which has infected many. Infected chicken would more likely hit most of those at the meal. ...Read more

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Is there any way of knowing if someone is still contagious from the stomach flu? Every strain is different and some are contagious for longer?

Is there any way of knowing if someone is still contagious from the stomach flu? Every strain is different and some are contagious for longer?

No: People with viral infections are generally contagious even before significant symptoms appear. The duration other illnesses is obviously going to vary based on what virus is infecting them and therefore it's going to be different the length that they're going to be contagious. So I can't really give you specifics unfortunately. ...Read more

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Sat next to someone who got stomach flu the next day. Were they contagious? I used sanitizer but wiped my mouth w my hand 30 min later can I get sick?

Sat next to someone who got stomach flu the next day. Were they contagious? I used sanitizer but wiped my mouth w my hand 30 min later can I get sick?

Probably not: Stomach viruses are passed through contact. If you did not eat or drink after this person then you are probably fine. Theoretically if they touched an object that you touched, then put your hand in your mouth you could catch it that way but that is much less likely. ...Read more

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What are the symptoms of the stomach flu?

What are the symptoms of the stomach flu?

Gastroenteritis: Gastroenteritis symptoms may include: diarrhea, nausea, vomiting, abdominal cramps/pain, headaches, muscular aches ; pains as well as fever (low grade). Bloody stools are not usually associated with gastroenteritis. ...Read more

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What are the usual symptoms of stomach flu?

What are the usual symptoms of stomach flu?

Misnomer: This may be an infection, often a virus, characterized by diarrhea and vomiting. Repeated such episodes can often be due to bad diet. ...Read more

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Symptoms of stomach flu vs. Symptoms from eating bad food?

Symptoms of stomach flu vs. Symptoms from eating bad food?

Sometimes the same.: With either one, you can have nausea, vomiting, abdominal pain, and diarrhea, although fever is less often due to food poisoning. If more than one person ate a specific food at the same time and both developed symptoms at about the same time, that increases the likelihood that it's food poisoning. ...Read more

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What symptoms are typically associated with the stomach flu?

What symptoms are typically associated with the stomach flu?

Stomach Flu: The symptoms of stomach flu (viral gastroenteritis) can include: nausea, vomiting, headache, watery bowel movements (not bloody), abdominal cramps and a low fever. ...Read more

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Can you please tell me the immediate symptoms of a stomach flu?

Symptoms: The symptoms of stomach flu (viral gastroenteritis) can include: nausea, vomiting, headache, watery bowel movements (not bloody), abdominal cramps and a low fever. ...Read more

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How long should these symptoms of stomach flu last in a healthy 25 year old?

How long should these symptoms of stomach flu last in a healthy 25 year old?

VIRAL INFECTION: Viral infections are self limited to a few days to a week. Make sure patient does not become dehydrated. ...Read more

Dr. Stephen Scholand
1,259 Doctors shared insights

Gastroenteritis (Definition)

A condition in which a person has vomiting and diarrhea due to an infection with "stomach flu" viruses. It is contagious, and usually resolves without treatment except for over-the-counter Pedialyte or other ...Read more


Upper Abdomen (Definition)

Draw a transverse line through the umbilicus and the upper abdomen includes every part of the belly above this line and below the ...Read more