With all the "Hubbub" about the Pfizer and Moderna vaccines...thought these videos would be
interesting. The linked video covers Moderna and Pfizer, while the others deal specifically with Pfizer and the mRNA technology...a bit "nerdy", but hey it might be helpful to know what's hopefully going into our bodies.
https://www.youtube.com/watch?v=_jwBxZMWrng&feature=youtu.be
https://www.youtube.com/watch?v=JQIwwJqF5D0