The omicron subvariant BQ.1.1 has mutations that may help it to spread and evade existing immunity koto_feja/Getty Images
Despite winter approaching in the northern hemisphere and mixed vaccine availability worldwide, the number of reported covid-19 cases and deaths are declining globally. As of the week ending 23 October, , while deaths declined 13 per cent.
Regardless of this dip, a soup of new coronavirus subvariants looks set to drive a wave of infections across continental Europe, the UK and the US this November, says at…



