The 'Stratus' Covid-19 variant is now the dominant strain in England, new data has revealed. Here are the symptoms of the XFG ...

A new strain of Covid has spread across the UK with some experts warning it is resisting immunity. Unlike other strains, the ...

Stratus, the new Covid strain sweeping Britain, has two subtypes - XFG and XFG.2 - and has become the most dominant variant ...

Stratus has two strains, XFG and XFG.2, which currently make up approximately 30% of Covid cases in England, according to the ...