By Oleg Burunov
January 23, 2022
Earlier this week, virologist Tom Peacock of Imperial College London tweeted that as far as Omicron BA.2 is concerned, “very early observations from India and Denmark suggest there is no dramatic difference in severity compared to BA.1”.
Experts at the UK Health Security Agency (UKHSA) have described the Omicron sub-variant BA.2 as a “variant under investigation” amid a number of cases being found in Britain and beyond. So, what is known about this new COVID strain at present?