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- How Flu Spreads | Influenza (Flu) | CDC
When Are People with Flu Contagious? Influenza viruses can be detected in most infected persons beginning one day before symptoms develop and up to five to seven days after becoming sick People with flu are most contagious during the first three days of their illness
- What Is the Incubation Period for the Flu, and When Is It . . .
The flu is extremely contagious, so it can spread quickly in crowded settings, such as schools and offices Try to limit your contact with others until you’ve been fever-free for at least 24
- How Long Is the Flu Contagious? - WebMD
You can spread the flu before you feel ill, but you're typically most contagious during the first 3 days of your illness People are usually contagious up to a week after they develop symptoms
- How Contagious Is Influenza A Virus? - Advance Study
Short Incubation Period: The incubation period for influenza A is relatively short, typically ranging from 1 to 4 days This means that individuals can become contagious before they even experience symptoms, unknowingly spreading the virus
- When Are You No Longer Contagious With the Flu? - AARP
When it comes to the flu, timing is everything You can be contagious before symptoms even appear and unknowingly spread the virus to others Determining when you’re no longer infectious is also important so you can safely return to your normal routine
- When Is the Flu No Longer Contagious: How To Avoid Spreading It
The flu is most contagious in the first three to four days after you begin showing symptoms, but waiting at least five to seven days is recommended Exception: Some people may feel better before they are no longer contagious
- How Long Are You Contagious With the Flu?
You’ll be most contagious with the flu during the first three or four days after you feel ill Germs may still be shared for a week after symptoms start, too
- For how many days is influenza infectious to others after . . .
Infectious Period of Influenza After Symptom Onset Adults with influenza are typically contagious from the day before symptoms begin through the fifth to sixth day after symptom onset, while children can be infectious for up to 10 days after symptoms begin 1
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