Explained: What happens after COVID-19 vaccination?

An aching arm and fever are just a few outward signs of complex immune processes unfolding internally post vaccination.

The world finally has a defense against the SARS-CoV-2 virus, which has claimed the lives of millions and shuffled day-to-day life to the confines of home: a vaccine. Several COVID-19 vaccines exist and are now available to the population at large. 

Download this Explainer Article from Drug Discovery News to learn what happens in the body after a COVID-19 vaccine injection.