Omicron is on the move in the UK. Though for now it remains a small share of sequenced cases in the country (around 5,000), health officials are beginning to warn people that may not stay true for ...

It offers a comprehensive look at how COVID-19 symptoms have changed over the course of the pandemic — most notably, with the advent of the Delta and Omicron variants. The following chart shows ...

People catching Omicron are 50% to 70% less likely to need hospital care compared with previous variants, a major analysis says. The UK Health Security Agency says its early findings are ...