Viral Shedding and Transmission of Flu Virus

Influenza Virus Transmission
http://www.influenzavirusnet.com/transmission.html

Influenza virus shedding (the time during which a person might be infectious to another person) begins the day before symptoms appear and virus is then released for between 5 to 7 days, although some people may shed virus for longer periods. People who contract influenza are most infective between the second and third days after infection.The amount of virus shed appears to correlate with fever, with higher amounts of virus shed when temperatures are highest. Children are much more infectious than adults and shed virus from just before they develop symptoms until two weeks after infection. The transmission of influenza can be modeled mathematically, which helps predict how the virus will spread in a population.

Influenza can be spread in three main ways: ---CONTiNUED---

Influenza virus transmission: with or without symptoms, you’re dropping Flu virus
http://virologydownunder.com/influenza-virus-transmission-with-or-without-symptoms-youre-dropping-flu-virus/

Influenza viruses infect our cells, but cell entry alone does not result in influenza (the disease).

What happens after our cells get infected can depend on quite a few things. These include…   ---CONTINUED---