how long after gastro symptoms are you contagious?
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Although you typically feel better after a day or two, you're contagious for a few days after you recover. The virus can remain in your stool for up to two weeks or more after recovery. Children should stay home from school or child care for at least 48 hours after the last time they vomit or have diarrhea. Rotavirus.
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Symptoms of infection usually appear 6 hours to 6 days after eating a contaminated food. These symptoms include diarrhea, fever, and stomach cramps. In most cases, illness lasts 4–7 days and people recover without antibiotic treatment.
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Pittman notes individuals with the flu can be contagious for up to three weeks after the onset of symptoms. “In many cases, just because you or your children are fever free and can return to work or school does not mean you are no longer contagious.
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People infected with norovirus are contagious from the moment they begin feeling ill to at least 3 days after recovery. Some people may be contagious for as long as 2 weeks after recovery. Therefore, good hand washing is important.
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You're contagious from about 6 days after the start of cold-like symptoms to 3 weeks after the coughing starts. If you start antibiotics within 3 weeks of starting to cough, it will reduce the time you're contagious for.
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You are most contagious in the 3 to 4 days after you start to feel sick, but you remain contagious as long as you have symptoms. Usually this is about a week, but it could be a few days more for children or people with weak immune systems. You can also pass it on a day or so before you start feeling sick.
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You're typically contagious one to two days before symptoms develop and may remain contagious until your symptoms go away. If you or your child is diagnosed with bacterial tonsillitis, you're usually not contagious when your fever is gone and you have been on antibiotics for 24 hours.
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People infected with a norovirus are contagious from the moment they begin feeling ill to at least three days after recovery. Some people may be contagious for as long as two weeks after recovery.
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People with the virus are likely contagious from the day or so before symptoms first appear until about five days after symptoms begin. Children and people with weakened immune systems may be contagious for a slightly longer time.
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When You Are Contagious 4﻿ General recommendations are that you can return to daily activities once you have been symptom-free for 24 hours, but you are actually still contagious for three days after you recover and could spread the virus for up to 2 weeks.
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Typically, you're contagious from 1 day before you have any symptoms. You stay that way for 5 to 7 days after you start feeling sick. The virus can be spread until symptoms disappear.
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How long is a person with rotavirus contagious? Infected persons shed large quantities of virus in their stool beginning 2 days before the onset of diar- rhea and for up to 10 days after onset of symptoms.
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Norovirus. With norovirus — the most common cause of viral gastroenteritis in adults — you're contagious when you begin to feel ill. Symptoms usually appear within one to two days of exposure. Although you typically feel better after a day or two, you're contagious for a few days after you recover.
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If you're using an OTC medication, your symptoms will likely subside within three days of your first dose. The infection is still considered contagious for the following three weeks. This is because any eggs that have been laid can hatch and further the spread of the infection.
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People with symptomatic TB are contagious until they have taken their TB medications for at least two weeks. After that point, treatment must continue for months, but the infection is no longer contagious.
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The takeaway You're typically contagious one to two days before symptoms develop and may remain contagious until your symptoms go away. If you or your child is diagnosed with bacterial tonsillitis, you're usually not contagious when your fever is gone and you have been on antibiotics for 24 hours.
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After initial (first) exposure, a person will usually get the stomach flu within 12-48 hours.