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  1. www.mayoclinic.org › diseases-conditions › coronaHerd immunity and COVID-19: What you need to know

    Nov 4, 2023 · Understand how herd immunity works, its role in ending the COVID-19 pandemic and the challenges involved. Why is herd immunity important? Herd immunity occurs when a large portion of a community (the herd) becomes immune to a disease.

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  3. www.verywellhealth.com › what-is-herd-immunity-4801526What Is Herd Immunity? - Verywell Health

    Apr 24, 2020 · How Does Herd Immunity Work? Herd immunity is something that happens when a large number of people in a community develop immunity—or the body’s own protection—against a contagious disease. This immunity can be developed naturally when the body makes antibodies after a viral infection that can help fight the infection better the next time.

  4. my.clevelandclinic.org › 22599-herd-immunityHerd Immunity: History, Vaccines, Threshold & What It Means

    Mar 16, 2022 · Herd immunity means that enough people in a group or area have achieved immunity (protection) against a virus or other infectious agent to make it very difficult for the infection to spread. Immunity happens in multiple ways: through natural infection, vaccination or passive transfer.

  5. newsnetwork.mayoclinic.org › discussionUnderstanding herd immunity - Mayo Clinic News Network

    May 4, 2020 · The concept of herd immunity, or community immunity, has sparked debate about whether it would control the spread of COVID-19. According to the Centers for Disease Control and Prevention (CDC) , herd immunity is a situation in which sufficient proportions of a population are immune to an infectious disease to make its spread from person to ...

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  6. publichealth.jhu.edu › 2021 › what-is-herd-immunityRethinking Herd Immunity and the Covid-19 Response End Game

    Apr 12, 2020 · When most of a population is immune to an infectious disease, this provides indirect protection—also called population immunity, herd immunity, or herd protection—to those who are not immune to the disease. For example, currently over 90% of all children in the U.S. are vaccinated against measles, mumps, and rubella by their second birthday.

  7. publichealth.jhu.edu › 2020 › what-is-herd-immunityWhat Is Herd Immunity and How Can We Achieve It With Covid-19

    Apr 16, 2021 · What is herd immunity? When most of a population is immune to an infectious disease, this provides indirect protection—or population immunity (also called herd immunity or herd protection)—to those who are not immune to the disease.

  8. www.webmd.com › covid › what-is-herd-immunityCOVID-19 Herd Immunity - WebMD

    Dec 7, 2023 · Herd immunity, or community immunity, is when a large part of the population of an area is immune to a specific disease. If enough people are resistant to the...

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