how long are you contagious with the bug?
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For example, most common cause of stomach flu is Norovirus. It has an incubation period of about 12 - 48 hours, and can cause the person to be contagious during the incubation period and for as long as they shed virus (usually about three days after symptoms stop but sometimes up to two weeks).
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Once a person is infected and sick, they can be contagious and spread the virus for about 7 to 10 days. The virus can be spread through close personal contact such as kissing, or sharing drinking cups, forks, or spoons. It can also spread through droplets in the air when an infected person coughs or sneezes.
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How long will I be contagious due to bronchitis? It depends on the type of virus that you have. In most cases, you'll be contagious for a few days, and possibly as long as a week.
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When you get infected, you typically start to show symptoms about 2 to 5 days after you were exposed to the bacteria. You can stay contagious for up to a month if you don't get treated. Antibiotics can prevent the infection from spreading. People who take antibiotics stop being contagious after about 24 hours.
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People with flu are most contagious in the first three to four days after their illness begins. Most healthy adults may be able to infect others beginning 1 day before symptoms develop and up to 5 to 7 days after becoming sick.
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After a person recovers, it is unclear how long they remain contagious. Genetic material of the virus may be detectable up to two weeks after infection, but that "does not necessarily mean that infectious virus is present," according to the CDC.
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A person with scabies can spread the infection before his symptoms have started. After treatment, a person is still contagious for 2-4 hours.
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Most people become contagious with cold symptoms one to two days after exposure to a cold virus. These symptoms usually peak two to four days later. The common cold usually lasts about ten days.
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Most people will be infectious for around 2 weeks. Symptoms are usually worse during the first 2 to 3 days, and this is when you're most likely to spread the virus.
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Bacterial and viral conjunctivitis are both highly contagious, and you may be contagious for up to two weeks after symptoms first appear.
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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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Individuals with HFMD can be contagious during the incubation period (about three to six days) before symptoms develop and may remain contagious for days or weeks after the symptoms and signs abate. Even people with mild or no symptoms and signs during infection can be contagious.
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Many people believe cold sores are no longer contagious once they've scabbed over, but this isn't true. You are most contagious for two weeks after the cold sore initially appears, but because the virus lives in the body forever, it is always transmittable to others.
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A person is contagious when the first symptoms appear and may continue until the blister-like skin lesions disappear. The virus has been known to be shed in the stool for up to several weeks.
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You can spread it to others for as long as you notice symptoms or for 24 hours after you start antibiotic drops. The milder viral form is contagious while you have symptoms and for a day or two before.
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The average length of time a person is contagious after onset of illness is six months. The EB virus remains in the body for life, and periodically can be found in small amounts in the throat in otherwise completely healthy persons.
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These illnesses have an incubation period of between two to six days. People typically start to become contagious in the hours preceding the initial onset of symptoms and remain contagious until the symptoms go away.