Omicron

Health and Medical

Omicron – what you need to know

All viruses change over time. We all know that the SARS-CoV-2 virus, which causes COVID-19, has had quite a few variants since it first emerged in 2020. These changes affect different properties of the virus, such as the how easily it spreads, the associated diseases’ severity and even the performance of vaccines.Studies are still ongoing on whether Omicron causes a…