Swine influenza (also called swine flu, pig influenza, hog flu, and pig flu) refers to influenza caused by those strains of influenza virus that usually infect pigs and are called swine influenza virus (SIV).[1] Swine influenza is common in pigs in the midwestern United States (and occasionally in other states), Mexico, Canada, South America, Europe (including the United Kingdom, Sweden, and Italy), Kenya, Mainland China, Taiwan, Japan and other parts of eastern Asia.
The 2009 flu outbreak in humans that is widely known as "swine flu" is due to an apparently virulent new strain of influenza A virus subtype H1N1 that was produced by reassortment from one strain of human influenza virus, one strain of avian influenza virus, and two separate strains of swine influenza. The origin of this new strain is unknown, and the World Organization for Animal Health (OIE) reports that this strain has not been isolated in pigs. It passes with apparent ease from human to human, an ability attributed to an as-yet unidentified mutation. This 2009 H1N1 strain causes the normal symptoms of influenza, such as fever, coughing and headache
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Swine Flu
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Swine Flu - Symptoms, Treatment, and Prevention
Informative message from The Centers for Disease Control and Prevention (CDC) on the symptoms, treatment, and prevention of swine flu.
Symptoms Of Swine Flu
Harry Smith spoke with a Texas family who contracted Swine flu but are recovering without difficulty. Dr. Jennifer Ashton outlined the symptoms of swine flu.
Swine Flu
In this video, Dr. Joe Bresee with the CDC Influenza Division describes swine flu - its signs and symptoms, how it's transmitted, medicines to treat it, steps people can take to protect themselves from it, and what people should do if they become ill.
Swine Flu Hits Mexico
Swine Flu Hits Mexico - The swine flu outbreak in Mexico has killed at least 150 people, and spread to nations as far away as New Zealand and Spain.