B.1.617.1
B.1.617.1 is the eldest variant on the list, having first come to expert attention a year ago in December 2020.
Also dubbed Kappa, scientists discovered it in India and, at the time, was believed to impact transmissibility.
While the UKHSA is still monitoring it, the European Centre for Disease Control (ECDC) has de-escalated it.
Source: | This article first appeared on Express.co.uk