Covid news live: WHO urges caution over festive gatherings, London cancels NYE celebration

WHO warns holiday festivities will lead to “increased cases, overwhelmed health systems and more deaths”; London records the UK’s highest number of Omicron cases amid steep rise in hospitalisationsOmicron is now dominant Covid-19 variant in US, officia…

Exponential growth is unintuitive and can be frightening | David Spiegelhalter and Anthony Masters

But, fortunately, it cannot continue indefinitelyThe health secretary impressed parliament last week when he said daily Omicron infections were estimated at about 200,000. This was classic “number theatre” – pulling a big statistic out of a hat without…