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Coronavirus Reinfection: How Long Might 'Natural Immunity' Last?

Health News

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  • Having COVID-19 should confer some immunity against developing the disease again, but health experts do not know how long this immunity lasts.
  • Scientists know that some people have developed COVID-19 more than once, but there is not enough data for scientists to be able to analyze how long “natural” immunity lasts.
  • Having studied the genome of SARS-CoV-2, researchers suggest that, among unvaccinated people, reinfection could happen as soon as 3 months after contracting the virus.

According to Our World in Data, nearly half of the world’s population have received at least one dose of ...