Diseases, Conditions, Syndromes

UN warns against pursuing herd immunity to stop coronavirus

The head of the World Health Organization warned against the idea that herd immunity might be a realistic strategy to stop the pandemic, dismissing such proposals as "simply unethical."

Diseases, Conditions, Syndromes

Amazon city of Manaus may have reached 'herd immunity': study

The Brazilian city of Manaus, which was devastated by the coronavirus pandemic, may have suffered so many infections that its population now benefits from "herd immunity," according to a preliminary study.

Medical research

Herd immunity an impractical strategy, study finds

Achieving herd immunity to COVID-19 is an impractical public health strategy, according to a new model developed by University of Georgia scientists. The study recently appeared in Proceedings of the National Academy of Sciences.

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