The battle against the coronavirus is still ongoing across the globe. Even advanced nations have found it difficult to defeat the pandemic as it has still been claiming lives. Curbing the deadly contagion is an uphill task due mainly to a mutation in the virus. Various variants of the virus have stalked human beings, claiming more lives. Earlier, the Delta variant proved a major headache for the world as the highly infectious strain made the task of defeating COVID-19 all the more difficult. Meanwhile, the first case of Omicron infection was detected in Nepal on Monday. The Ministry of Health and Population confirmed that two persons who had returned from South Africa were found to have been inf