Stacker consulted research from Yale Medical School and the World Health Organization to find how SARS-CoV-2 has evolved ...
The Delta variant is contributing to a rapid rise in Covid cases in parts of Asia causing a severe strain on health infrastructure in some countries. Vaccinations rates are relatively low in many ...
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.
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 ...
How do variants work? At first, SARS-CoV-2 followed the slow and steady course that scientists had expected based on other coronaviruses. Its evolutionary tree gradually split into branches ...