The XFG strain, known as 'Stratus', has become the dominant coronavirus variant in England, according to figures from the UK ...

Two new Covid variants are rapidly spreading across the UK, with one of the strains being dubbed a "Frankenstein" variant - ...

The Covid variant Stratus is a descendent of the already super virulent Omicron, and is what is known as a Frankenstein or ...

The new strain, which has soared in recent weeks, is thought to be more infectious than previous Covid variants due to ...