variant

Though the overall virus-related concerns have eased with COVID infections becoming less deadly, a spike in new infections across G-20 economies is, however, a reminder that the emergence of newer and more dangerous variants remains a…

The highly transmissible strain of Omicron's BA.2 sub-variant BA.2.75 has been documented to have a limited circulation in India, official sources said on Tuesday, underlining that this lineage has so far not been recorded to have…