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Most States Have Widespread Flu Outbreaks, Young and Middle-aged at Greatest Risk

All regions of the U.S. are now experiencing influenza outbreaks, predominantly with the H1N1 "swine flu" strain, according to the Centers for Disease Control and Prevention (CDC). In contrast to some prior flu epidemics, young and middle-aged adults -- rather than young children and elderly people -- appear to have the highest risk of serious complications and death.

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Higher Dose Flu Vaccine Works Better for People with HIV

HIV positive people who received a quadruple dose of a trivalent seasonal influenza vaccine produced more protective antibodies without a significant increase in side effects, researchers reported in the January 1, 2013, Annals of Internal Medicine.
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West Nile Virus Outbreak May Be Largest Ever in U.S., Says CDC

Based on the number of cases so far this year, 2012 looks like it will have one of the worst outbreaks of mosquito-borne West Nile virus in the U.S. to date, Centers for Disease Control and Prevention (CDC) announced during a media telebriefing this week.alt

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2012-2013 Could Be Bad Flu Season, Not Too Late to Get Vaccine, CDC Advises

Significant increases in influenza activity in the U.S. during the past 2 weeks indicate that this year's flu season has come early, and it could be a bad one, according to the Centers for Disease Control and Prevention (CDC). December 2-8 is National Influenza Vaccination Week, and it's not too late to get yours.alt

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FDA Approves Vaccines for Upcoming Flu Season, CDC Updates Recommendations

The U.S. Food and Drug Administration (FDA) last week announced approval of a new vaccine formulation for the 2012-2013 influenza season. In related news, the Centers for Disease Control and Prevention (CDC) issued revised flu vaccine guidelines, keeping in place the recommendation that all people age 6 months and older should receive a vaccine for the upcoming flu season. alt

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