The messenger RNA (mRNA) shots developed by Pfizer-BioNTech or Moderna are better at stopping people from becoming contagious, helping reduce onward transmission.
Other vaccines, while effective in preventing acute illness or death from Covid-19, appear not to have this extra perk to the same degree.
So get vaccinated, will ya?
We can't shut our borders for a long time or we will end up having our lives without a livelihood.
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