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May 5, 2021 · The idea underlying herd immunity is that the proximity of immune individuals shields others who are still susceptible from infection, Fine explains. And, with enough immune people in the population, the herd becomes a defensive wall that denies the virus pathways to keep spreading.
- Amy McDermott
- 10.1073/pnas.2107692118
- 2021
- 2021/05/05
6 days ago · herd immunity, state in which a large proportion of a population is able to repel an infectious disease, thereby limiting the extent to which the disease can spread from person to person. Herd immunity can be conferred through natural immunity, previous exposure to the disease, or vaccination.
Jan 12, 2021 · Much is being said about herd immunity these days. But the concept, though seemingly simple, is often misunderstood. Ben Ashby and Alex Best explain what exactly herd immunity is, how it is achieved in a population, how it is lost, and what it means for disease control.
Nov 3, 2021 · The term herd immunity means that enough of a population has gained immunity to stifle a pathogen’s spread. You can think of herd immunity as being similar to fire...
Herd Immunity. The concept of herd immunity is an epidemiological formula in which a sufficient amount of people are immunized or vaccinated against a pathogen, thus reducing the rate of infection throughout the population. From: The Paradox of the Immune System, 2022
Herd or population immunity is the resistance of a group of people to infection. We will explore why vaccines are an incredibly powerful public health tool and the research which aims to protect populations from disease.
Jul 13, 2020 · Herd immunity describes the point at which a population is sufficiently immune to a disease to prevent its circulation.
