Updated on February 26, 2021 at 5:33 am
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As more and more of the United States population gets vaccinated against COVID-19, many are wondering when will enough people be vaccinated for life to return to normal? That question doesn t have a simple answer, but scientists are working every day to understand more about herd immunity and how it can help us return to normal life, someday.
Here s what you should know.
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What is herd immunity?
Herd immunity, also known as community immunity, is the idea in epidemiology that people can collectively stave off the spread of infections if a certain percentage of the population has immunity to a disease.
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