Some Scientists Question Need for Yearly COVID-19 Booster Shots The URL has been copied to your clipboard 0:00 0:05:31 0:00 booster shots may not be needed to protect people against COVID-19. Vaccine developers have been advising that the world will need yearly booster injections to remain protected. Vaccine producers have also suggested that new vaccines might be necessary to fight new virus versions, also called variants. But these suggestions were disputed by more than 12 influential disease and vaccine development experts who recently spoke to Reuters news agency reporters. Some of the scientists expressed concern that public expectations around COVID-19 boosters are being set by drug company executives rather than health specialists. Still, many agreed that preparing for such a need as a