The incubation period of Omicron-5 is about three to four days. The symptoms of a COVID-19 infection can vary from ...

Mutations in the spike proteins allow the virus to bypass antibodies you have from previous infection or vaccination. The Omicron variant has 26 spike protein mutations, allowing for more ...

We still don't have clear answers about how severe an Omicron infection is and we won't know for sure until people start turning up in hospital. But even if you have only had two doses of a ...

A new retrospective cohort study conducted in Dubai shows that the antiviral nirmatrelvir plus ritonavir, sold as Paxlovid, ...

During a two-week period ending Feb. 3 ... 1 causes more severe infection, the experts note. “One of the things these (omicron variants) have in common is that they are highly contagious ...

Early evidence suggests Omicron has a higher re-infection risk. The World Health Organization (WHO) said on Friday that the new variant was "of concern". Several cases have now been identified in ...

More than 30,000 people in Japan died of COVID-19 in the first year after most coronavirus-related guidelines were lifted in ...

This new Omicron variant is also considered to be highly infectious and has greater transmissibility. Omicron sub-variants -- BA.5.1.7 and BF.7 -- after emerging from a region of Mongolia in China ...