COVID-19 is remains a public health concern five years after the start of the pandemic. What to know about vaccines, variants ...

A new strain of the SARS-CoV-2 virus that seems better adapted to infect people is fuelling a fresh wave of covid-19 sweeping through Asia and the Middle East and is increasingly showing up in the UK.

Here is what is known about the new Covid NB.1.8.1 variant from cases in the UK, symptoms, what the World Health Organisation has said and more.

There are already signs that the Nimbus is spreading fast in the UK after its share of new Covid infections (from all ...