COVID boosters effective against XBB variants: US CDC study – National

The updated COVID-19 boosters from Pfizer Inc/BioNTech and Moderna helped prevent symptomatic infections against the new XBB-related subvariantsoffering new evidence of how the vaccines perform against these fast-spreading strains, US officials said on Wednesday. Read more: XBB1.5: Here’s what we know about the ‘most transmissible’ COVID strain yet Read next: Feds eye bilateral health deals … Read more