‘Breakthrough’ Infections Do Not Mean COVID Vaccines Are Failing

 https://www.scientificamerican.com/article/breakthrough-infections-do-not-mean-covid-vaccines-are-failing/

Endless news cycles and viral social media warn of “breakthrough infections” in people already vaccinated for COVID-19. These reports leave the mistaken impression that protections afforded by the vaccines are not working—and they can fuel reticence among the millions of people in the U.S. who have yet to get a shot. But such infections are not only known to occur after COVID vaccination. They frequently happen following inoculation against influenza, measles and many other diseases.