New measures are not needed now in Britain to fight the Omicron variant, which is "plainly milder" than earlier forms of the coronavirus, P...

The real-world study, which has not been peer-reviewed, was based on a second dose of the J&J vaccine administered to 69,092 healthcare wor...

India has logged 653 cases of the Omicron variant across 21 states and UTs so far, out of which 186 people have recovered or migrated, show...

The researchers from Columbia University in the US and the University of Hong Kong noted that a striking feature of Omicron is the alarming...

Speaking after UK media reported Britain might impose new curbs after Christmas, Johnson said the situation was "extremely difficult" and h...

Johnson said the situation was "extremely difficult" and that hospitalisations were rising steeply in London.

Vaccines from Moderna, AstraZeneca, Pfizer and partner BioNTech retained activity against Omicron, but the antibody response was greatly re...

"Sadly at least one patient has now been confirmed to have died with Omicron," Johnson told reporters.

Long lines formed at vaccination centers in Britain on Monday as people heeded the government's call for all adults to get booster shots to...

Though Health Secretary Sajid Javid said there had been no deaths yet confirmed in England, he said Omicron was probably behind around 40% ...

The chief medical officers of England, Scotland, Wales and Northern Ireland said the emergence of the highly transmissible new strain ``add...

Britain is banking on vaccination as the best way to stop the rapid spread of the virus -- and keep the economy open -- with concern that h...

"We now have, in the Omicron variant, a variant that is spreading much faster than any variant that we've seen before and that is what we n...

Johnson's official Number 10 Downing Street spokesperson told reporters in an account of the Cabinet meeting that Johnson reiterated it was...

If boosters don’t work well against the variant, vaccine developers will need to make new shots.

Flanked by his Health Secretary, Sajid Javid, and National Health Service (NHS) England Chief Executive Amanda Pritchard, the UK PM said ad...

The Joint Committee on Vaccination and Immunisation said that all adults between 18-39 years old could receive shots, extending a programme...