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Vaccines and Vaccination
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Vaccination is the best way to prevent sickness and death from the flu. Officials say everyone should be vaccinated, especially people in certain groups.

Each year's seasonal flu vaccine contains three influenza viruses. The viruses in the vaccine change each year based on scientists’ estimations about which types and strains of virus will circulate in a given year.

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One longstanding myth is that a flu shot can give you the flu - this is NOT true. Read more...
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The seasonal (or common) flu is a respiratory illness that can be transmitted person to person. Most people have some immunity. Everyone should get a seasonal flu shot, especially vulnerable groups of people.