Coronavirus

Lifestyle

WHO says COVID-19 booster shots needed, reversing previous call

An expert group convened by the World Health Organization (WHO) said Tuesday it "strongly supports urgent and broad access" to booster doses of COVID-19 vaccine amid the global spread of omicron, capping a reversal of the U.N. agency’s repeated insistence last year that boosters weren't necessary and contributed to vaccine inequity.

Economy

Pfizer COVID-19 vaccine less effective in ages 5-11: study

Two doses of the Pfizer Inc. and BioNTech SE COVID-19 vaccine was protective against severe disease in children aged 5 to 11 during the recent omicron variant surge, but quickly lost most of its ability to prevent infection in the age group, according to a study by New York State researchers.