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What are the advantages and disadvantages of the new swine flu vaccine?
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Advantage: The new swine flu vaccine is more effective at preventing infection than previous versions, as it contains two extra antigens. This means that fewer people will be infected with the virus.Disadvantage: The new vaccine has been found to cause a higher rate of side effects than previous vaccines. This includes soreness, fever, fatigue, headache, muscle aches, and nausea.