GENEVA: The world is at risk of losing hard-won gains in fighting Covid-19 as the highly transmissible Delta variant spreads, but WHO-approved vaccines remain effective, the World Health Organisation said on Friday. The US Centres for Disease Control and Prevention (CDC) has described the Delta variant of the coronavirus as being as transmissible as chickenpox and cautioned it could cause …
Read More »Hard-won gains at risk as Delta variant spreads: WHO
July 31, 2021