Even as SARS-CoV-2 gets better at spreading and evading some of the immune protection that people have built through infections or vaccination, new variants inevitably arise. That’s been the case with ...

Since the COVID-19 pandemic began, health officials have warned that the biggest barrier to controlling the virus would be its ability to mutate into ever more infectious and dangerous forms. The ...

Paul Griffin does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

The subvariant of Omicron is becoming more common in the United States but probably won’t cause another large spike. By Carl Zimmer As the Omicron coronavirus surge subsides, researchers are keeping ...

In recent months, omicron (B.1.1.529) became the dominant variant of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), displaying some degree of immune evasion. 1 The initial omicron ...

It is basically another flavour of omicron that has been around right from the start. The term omicron is used to describe a whole family of variants that appeared suddenly in November 2021. Most ...

The latest variant, or sublineage, of SARS-CoV-2 to emerge on the scene, BA.2.86, has public health experts on alert as COVID-19 hospitalizations begin to rise and the new variant makes its way across ...