New Covid Variant: Around the world, when COVID-19’s Omicron variant is still the dominant circulating variant of the SARS-CoV-2 virus, the virus is still evolving into different subvariants, each with its own specific mutations. Let us tell you that a new variant namely XBB variant of Covid 19 is slowly gaining traction worldwide and is increasing Covid 19 cases in some countries. Now what is this new variant XBB, where has it spread? Is it more severe? And whether the vaccine and treatments work against XBB, let’s know all of it in detail in this video