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About the Flu

· Seasonal Flu
· Current Flu Situation
· How the Flu Virus Changes
· H7N9
· H3N2v
· H1N1 (Swine Flu)
· H5N1 (Avian/Bird Flu)

** Seasonal Flu **

Seasonal flu is a contagious respiratory illness caused by flu viruses.
Approximately *5-20%* of U.S. residents get the flu each year.

· Flu season typically starts in the fall and peaks in January or
February. The 2012-2013 season flu season has


Source: www.flu.gov/about_the_flu/seasonal/


when is flu season


Flu season - Wikipedia, the free encyclopedia

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** Flu season **

From Wikipedia, the free encyclopedia
Jump to: navigation, search
For the /Parks and Recreation/ episode, see Flu Season (Parks and
Recreation).

Globe icon.
The examples and perspective in this article *may not represent a
worldwide view of the subject*. Please improve this article and discuss the
issue on the talk page. /(March 2010)/

Influenza (Flu)
H1N1 virus
Types
· Avian

· A/H5N1 subtype

· Canine
· Equine

· Swine

· A/H1N1 subtype

Vaccines
· 2009 pandemic

· Pandemrix

· Fluzone
· Influvac

· Live attenuated
· Optaflu

Treatment
· Amantadine
· Arbidol

· Laninamivir
· Oseltamivir

· Peramivir
· Rimantadine

· Vitamin D
· Zanamivir

Pandemics
· 2009 swine

· 1968–1969 Hong Kong

· 1957 Asian flu

· 1918

Outbreaks
· 2008 West Bengal

· 2007 Bernard Matthews H5N1

· 2007 Australian equine

· 2006 H5N1 India

· 1976 swine flu

See also
· *Flu season*

· Influenza evolution

· Influenza research

· Influenza-like illness

· Vaccine reformulations

· v
· t
· e

*Flu season* is an annually-recurring time period characterized by the
prevalence of outbreaks of influenza (flu). The season occurs during the
cold half of the year in each hemisphere. Influenza activity can sometimes
be predicted and even tracked geographically. While the beginning of major
flu activity in each season varies by location, in any specific location
these minor epidemics usually take about 3 weeks to peak and another 3
weeks to significantly diminish.^[1]

The 2013 flu season has been particularly harsh in the United States, where
the majority of the country was reporting high rates of influenza-like
illness.^[2]^[3]^[4] The Centers for Disease Control reported that the
available flu vaccine was 60% effective.^[4]^[5] It further recommended
that all persons over age 6


Source: en.wikipedia.org/wiki/Flu_season

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