heyitstierney5501 heyitstierney5501
  • 14-04-2022
  • Health
contestada

Why do doctors recommend that people get a new flu shot every year?.

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Carebears2022
Carebears2022 Carebears2022
  • 14-04-2022

Answer:

Because last year's flu shot might not be effective as the new one

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harutyunyannelli21 harutyunyannelli21
  • 14-04-2022
Because the flu virus changes every year
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