Omicron BA.2 sub-variant more infectious but no more severe - Africa CDC

The Omicron BA.2 sub-variant of Covid-19 appears to be more infectious than the original BA.1 sub-variant, but does not cause more severe disease, the head of Africa's top public health body said on Thursday citing data from South Africa.

"South Africa is reporting that it is more transmissible than the BA.1 variant, but interestingly...