Mask mandates will continue until there is sufficient herd immunity.
Until there is widespread herd immunity, a large reservoir of infection will continue to promote viral mutation..
A constantly changing virus presents a major challenge to vaccine effectiveness as new strains emerge.
BTW, it behooves the virus to become more infectious and produce an illness that is less severe.
Until there is widespread herd immunity, a large reservoir of infection will continue to promote viral mutation..
A constantly changing virus presents a major challenge to vaccine effectiveness as new strains emerge.
BTW, it behooves the virus to become more infectious and produce an illness that is less severe.
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