After a fifth COVID-19 wave, driven by the new omicron variants, burned through South Africa, the infections are now spreading in Europe. Are the BA.4 and BA.5 more contagious? Do vaccines work against the BA.4 and BA.5 variants? Is the FDA going to approve new vaccines? What happened with omicron subvariants in South Africa? Where have the BA.4 and BA.5 spread to? What is happening with COVID-19 in Portugal?
Portugal has the worlds fifth-highest death rate from COVID-19 and hospitalisations are on the rise, but both are still far below previous peaks
By Catarina Demony LISBON (Reuters) - An Omicron sub-variant has fuelled a surge in COVID-19 cases in Portugal that now has the world's second-highest.