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If the vaccine wears off so quickly, why don’t more adults catch pertussis?

April 26, 2017adults catch don’t pertussis quickly vaccine

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If the vaccine wears off so quickly, why don’t more adults catch pertussis?

1 Answer

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Hundreds of thousands of people do catch pertussis each year, but they don’t usually realize it. The pertussis vaccine reduces the severity of whooping cough, so most vaccinated teens and adults experience relatively mild symptoms.