UK clears new Moderna vaccine targeting Omicron variant
Biden again tests positive for COVID-19, returns to isolation
Pfizer earnings jump on strong sales of Covid-19 products
Biden 'significantly' improved since COVID diagnosis: White House
COVID-19 pandemic is 'nowhere near over': WHO
Kuwait urges people over 50 to take second booster
Kuwait's health ministry monitors COVID cases through Immune app
US approves Pfizer and Moderna vaccines for youngest children
Shanghai to lock down and test 2.7 million as Covid fears linger
