We are in the middle of the worst viral pandemic we may ever see in our lifetime and two vaccines have been approved for use by the FDA.

I have had lots of questions from patients, friends and family members.

Here I am going to very briefly go over the long history of vaccines and then do my best to very simply describe the DNA to RNA to protein pathway and what mRNA is and does.

I will also review the similarities and differences between the two current vaccines available in the US.

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