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The United States experienced the beginnings of a pandemic of a novel strain of the influenza A/H1N1 virus, commonly referred to as "swine flu", in the spring of 2009.The earliest reported cases in the US began appearing in late March 2009 in California, then spreading to infect people in Texas, New York, and other states by mid-April.
The Centers for Disease Control and Prevention (CDC) identified the first two A/09(H1N1) swine flu cases in California on April 17, 2009, via the Border Infectious Disease Program, for a San Diego County child, and a naval research facility studying a special diagnostic test, where influenza sample from the child from Imperial County was tested.
The 2009 swine flu pandemic, caused by the H1N1/swine flu/influenza virus and declared by the World Health Organization (WHO) from June 2009 to August 2010, was the third recent flu pandemic involving the H1N1 virus (the first being the 1918–1920 Spanish flu pandemic and the second being the 1977 Russian flu ).
Swine flu, also known as the H1N1 virus, is a relatively new strain of an influenza virus that causes symptoms similar to the regular flu. It originated in pigs but is spread primarily from person ...
The same flu vaccine that protects against seasonal flu also protects against the H1N1 swine flu strain. You can get it as a shot or as a nasal spray. Either way, it "teaches" your immune system ...
H1N1 swine flu doesn't seem to be a big problem for seniors unless that person has a chronic underlying condition, says Thomas Yoshikawa, MD, professor of medicine at the David Geffen School of ...
For the 2010-2011 flu season, the regular flu vaccine will contain the 2009 H1N1 flu vaccine (as well as vaccine against the older H3N2 type A and type B flu bugs). The regular seasonal flu shot ...
The real number of swine flu cases in the United States could be “upwards of 100,000,” a top public health official estimated on Friday — far higher than the official count of 7,415 cases confirmed by laboratories. [34] On September 1, 2009, several new virus isolates were tested for neuraminidase inhibitor resistance.