Unfortunately, Delta won't be the end of new coronavirus strains. Here's what could happen in the future.
Public Health England (PHE) confirmed to HuffPost UK that "cases are dispersed throughout England".
Bolton, Blackburn with Darwen and Bedford have the highest number of cases. Here's where else the variant has been found.
Why are some coronavirus variants more transmissible than others? We asked the experts.
Cases of the Covid India variant have more than doubled in a week in the UK.
Professor Chris Whitty said cases linked to the variant of concern have “gone up very sharply”.
The "largest surge testing operation" to date is underway in parts of south London after a rise in cases with the South Africa variant.