There are all sorts of different vaccines but many of them share specific types of ingredients. Josh Toussaint-Strauss talks to Professor Adam Finn to find out what is in most conventional vaccines, as well as what they do to our bodies when we take them – and why the mRNA Covid jabs from Pfizer/BioNTech, Oxford/AstraZeneca and Moderna work differently.
Messenger RNA—or mRNA—vaccines have been in development for decades, and are now approved for use against COVID-19. Here’s how they work and what you should know about them. Visit https://www.jhsph.edu/covid-19 for even more resources.