The Latest Breaking News from Omicron

The new Stratus Covid variant, now dominant in several regions, is linked to hoarseness as an early symptom. Here's what doctors and data reveal.

As COVID-19 variant NB.1.8.1 spreads around the world, concerns about vaccine accessibility are rising

Omicron subvariant has become the dominant global strain, though India reports only mild cases so far

Five years after the virus that causes COVID emerged in China it still holds some mysteries

Australia’s Therapeutic Goods Administration (TGA) has recently approved a new COVID booster. The shot was developed by Pfizer and targets the JN.1 sub-variant of Omicron.

Unlike the US, Canada and Australia, the UK is only giving free boosters to some. But the cost of restricting them could be huge, says Devi Sridhar of Edinburgh University

Over the nearly five years since COVID first emerged, you’d be forgiven if you’ve lost track of the number of new variants we’ve seen. Some have had a bigger impact than others, but virologists have documented thousands.

The U.S. is coming down from its biggest COVID summer surge yet as a new subvariant emerges—but new vaccines are here, too.

More contagious virus is sublineage of omicron variant, scientists say