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mRNA Vaccines for COVID-19: A Simple Explanation.

As with the introduction of any novice agent, the coronavirus-19 (COVID-19) vaccine is causing fear and concern about its safety and efficacy in certain populations. This fear could be attributed to the inadequate public knowledge of this vaccine. The currently introduced COVID-19 vaccines are based on messenger ribonucleic acids (mRNA). This commentary will provide a brief background about COVID-19 mRNAvaccine, its mechanism of action, and its safety, including its testing phases.