It may seem that the COVID-19 vaccines appeared almost suddenly, like rabbits pulled from a magician’s hat, but the invention of mRNA-based vaccines that...

I do not wish a breakthrough infection on anyone. If one does get a breakthrough, though, the silver lining is that the immunity after such infection is very, very robust.

THE BAD NEWS? ALL THREE of the COVID-19 vaccines approved in the United States seem to be significantly less protective against the new Omicron variant...

It has happened to me and my colleagues far too often: watching a patient die from complications of COVID-19. While the ultimate cause of...