Study indicates prior Omicron infection may not protect against future COVID-19 infection

Prior Omicron infection may not protect against future COVID-19 infection People may assume that a COVID-19 infection protects them the next time they encounter the virus, but that's not necessarily true. Yahoo News

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This should serve as a warning that there are still unknowns about how previous infections will affect susceptibility to the variants now in circulation, said co-author Andrew Costa, an epidemiologist and associate professor in McMaster's Department of Health Research Methods, Evidence and Impact.

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