by Graham Lawton

A person in France is receiving the Pfizer-BioNTech covid-19 vaccine

Reuters/Stephen Mahe

The newest knowledge present that individuals who have been vaccinated towards covid-19 can nonetheless infect and unfold the virus, however in contrast with individuals who haven’t been vaccinated, the chance of such an infection is drastically decreased.

downside Does the vaccine prevent transmission It is one in all the greatest and most essential unknowns of the epidemic. If this is the case, vaccine-induced immunity of the herd could also be doable. If this is not the case, even in totally vaccinated folks, the virus will nonetheless be capable to unfold and proceed to pose a lethal risk to those that will not be immune.


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