AdvertisementCoronavirus FAQ: I've Been Vaccinated. Do I Need To Worry About Variants?June 25, 2021Sheila Mulrooney EldredPranav BaskarfacebookEmailA sign urges people to get tested for a COVID-19 variant in Blackburn, England. The U.K. is experiencing a surge in the delta variant, which was first identified in India. (AFP via Getty Images)
