Differing strains of the coronavirus continue to appear around the world and a new COVID-19 variant, the so-called "Delta" variant, has health experts concerned. The variant, otherwise known as B.1617 ...

NEW YORK -- What are the symptoms of omicron? Health experts still don't know if the new variant is causing milder COVID-19, but more indicators are emerging. The World Health Organization's top ...

Estimates show the variant accounts for over 51% of all new cases nationwide. A highly contagious variant of the novel coronavirus that was initially identified in India is now the dominant strain in ...

A fresh Covid variant is spreading across the UK and Ireland. The new strain, called Stratus, has two variants, XFG and XFG.3, with XFG.3 accounting for 40 per cent of cases in England as of June this ...

SAN FRANCISCO -- Preliminary data out of South Africa is giving the world insight into how strong omicron really is. The South African Medical Research Council just reported this variant may cause ...

A new Covid variant, known as 'Stratus', is spreading rapidly across the US and UK, bringing a surge in cases and an unusual early warning sign. As the virus continues to evolve, the symptoms of this ...

The proportion was estimated at approximately 3% in late May. A highly contagious variant of the novel coronavirus that was initially identified in India now accounts for about 58% of all COVID-19 ...