What is Herd Immunity?

The start of 2020 seemed pretty ordinary, and at the time, no one could’ve imagined how things would go awry, and the world would soon be clutched in the tentacles of coronavirus. But as months went by, nations began realizing that they are in for a major healthcare crisis that will not be fizzling out anytime soon. And finally, on March 11th , the World Health Organization declared COVID-19 a pandemic.

Typically, when there’s an outbreak, medical experts immediately delve into its origin and start looking for a cure. But unfortunately, the quest of healthcare professionals to develop a vaccine or remedy doesn’t yield results as quickly as they’d like while the public continues to get infected. In such a bleak scenario, herd immunity becomes a ray of hope for people and doctors alike.

Herd Immunity

Herd Immunity, also known as herd protection or community immunity, is when the majority of a population in an area develops resistance against the rampant illness. When enough people become immune to the cause of the disease, it eventually dies out. Many significant epidemics in the past were curtailed due to this very phenomenon, such as the Zika Virus in Brazil.

Herd immunity is good for at-risk populations that are too weak to get immune on their own. Babies and the elderly are the two top beneficiaries of this life-saving phenomenon.

Communities can attain herd immunity in two ways.

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