how long are you contagious when you have a bad cold?
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You're generally contagious with a cold 1-2 days before your symptoms start, and you could be contagious as long as your symptoms are present—in rare cases, up to 2 weeks.
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Symptoms of influenza usually appear 1-4 days after exposure. How long can a person spread influenza? Persons are most contagious during the 24 hours before symptoms appear and may be contagious for up to 5 -7 days after getting sick.
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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.
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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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If you have norovirus, you're contagious from the moment your symptoms start until at least 3 days after recovery. Some people might be contagious for as long as 2 weeks after they recover.
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Some people get back-to-back colds, new infections Unfortunately, this is not always the case: The common cold can last up to two weeks for primary symptoms—and weeks longer for the cough that remains even after the virus is eliminated, she notes.
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The incubation period for the common cold is about 1–3 days. During this time, the person may pass the virus on to someone else, even if they are not showing symptoms. Strictly speaking, any time a person has symptoms of a cold, they can pass it on to another person.
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The bottom line The common cold is a contagious viral infection with an incubation period of one to three days. This means it could take up to three days for you to notice symptoms after being exposed to the virus.
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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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How long can I spread it? About a week. 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.
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The typical common cold lasts about 7–10 days, on average. However, this may differ depending on the individual. Some people only have symptoms for a couple of days, whereas others may regularly experience cold symptoms for 2 weeks at a time. Everyone's immune system is different.
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If you have a viral infection, you will be contagious until your fever runs its course. If you have strep throat, you may be contagious from the onset until you've spent 24 hours on antibiotics. The common cold usually lasts less than 10 days. Symptoms, including fever, may peak around three to five days.
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The contagious period for the flu begins about 1 day before symptoms start and can last as long as 5-7 days from when you first felt sick. You're generally contagious with a cold 1-2 days before your symptoms start, and you could be contagious as long as your symptoms are present—in rare cases, up to 2 weeks.
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Cold Symptoms and How Long They Last The symptoms of the common cold typically begin two to three days after being infected, and the symptoms can last anywhere from two to 10 days. Usually a sore throat is the first symptom to show up, followed by a runny nose.
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People with flu are most contagious in the first 3-4 days after their illness begins. Some otherwise 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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How long the cold should last in babies. Symptoms for a cold will typically last 7 to 10 days in infants and children. Common cold symptoms to watch out for in your baby include: Stuffy or runny nose.
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Days 6 and 7: Symptoms Ease The average duration of a cold is 7 to 10 days, and most people recover without any specific treatment.