Public Health England (PHE)

A health worker prepares an injection with a dose of Astra Zeneca coronavirus vaccine, at a vaccination centre in Westfield Stratford City shopping centre, amid the outbreak of coronavirus disease (COVID-19), in London, Britain, February 18, 2021. REUTERS/Henry Nicholls
Coronavirus chronicle

UK finds vaccines 80% effective at preventing risks in over-80s

Public Health England (PHE) said the real world study also found that protection against symptomatic Covid in those over 70 ranged between 57-61% for one dose of Pfizer-BioNTech’s vaccine and...