How long does immunity last after vaccinating the child? The type of vaccination determines it. For example, vaccines for measles or hepatitis B confer lifetime protection. Vaccination against whooping cough or pertussis, on the other hand, does not provide lifetime protection. It is crucial to note that whooping cough is not a serious condition in older children but is in infants. For tetanus, your child 17 people are vaccinated, in a community, herd immunity can be reached. This provides an additional layer of protection to people who are not vaccinated, including newborns or infants, and helps prevent any outbreaks in the future. 40
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