The combination of Delta and Omicron variants is driving a dangerous tsunami of Covid-19 cases, the World Health Organization (WHO) chief has said. Tedros Adhanom Ghebreyesus' words came as the US ...

Stacker consulted research from Yale Medical School and the World Health Organization to find how SARS-CoV-2 has evolved ...

With Alpha, Delta, Omicron, and more iterations, it’s normal to wonder how many COVID variants are there? Ahead, experts explain the evolution of COVID-19, and the latest variants of concern.

Since 2020, COVID-19 has surged across the nation and the world. With variants like Omicron, Delta, Alpha and more, this ...

It has been named Omicron by the World Health Organization, following the pattern of Greek code-names like the Alpha and Delta variants. Omicron has such a long list of mutations that it was ...

3 is considered a global Variant of Concern (VOC) in the US by The US Center ... You'll recall, other major variants are ...

The epidemiological situation in South Africa has been characterized by three distinct peaks in reported cases, the latest of which was predominantly the Delta variant. In recent weeks ...

NIID said Nov. 28 that Omicron is now a “variant of concern” (VOC), a category that includes the Delta variant that had spread across Japan and severely strained medical services. Following ...

The General Directorate of Health Surveillance communicates that there is community transmission of the variant of concern (VOC) Delta in the capital of the country, Asunción and the Central ...

The new variant has a 4.4-fold higher neutralisation resistance than the original D614G variant. But the good news is that this variant is not as severe as the Delta variant that dominated last ...