Health COVID-19 Updates: Moderna Vaccine Still Effective Months Later Posted onAugust 6, 2021August 6, 2021Authorlutra Share on PinterestSpencer Platt/Getty Images More than 4 million people globally have died from COVID-19. More than half of U.S. adults are now fully vaccinated. New COVID-19 cases are on the rise in virtually every U.S. state. Source: healthline