The Chinese National Health Commission said that a four-year-old boy who was in contact with chickens and crows raised in his house was infected with the virus.
The Karnataka government on Monday decided to make masks and social distancing mandatory in public places amid signs of a possible fourth wave of the Covid-19 pandemic.
COVID19: Currently, both BA.2 and BA.1 are recognised together as Omicron and these are almost indistinguishable. Based on our findings, we propose that BA.2 should be recognised as a unique variant of concern, and this SARS-CoV-2 variant should be monitored in-depth, said reseachers.
The risk of Omicron subvariant BA.2 for global health is potentially higher than that of BA.1, according to a new study.The highly contagious Omicron variant, which spread rapidly worldwide, is currently on the decline with its sub variant BA.2 .