The World Health Organization says there's no evidence that a new Covid-19 variant called K4.1.7N leads to more severe disease or death but what experts do agree on is that the new variant is more transmissible. It's also said to pose a higher risk of reinfection. So what causes new variants and what impact do they have on vaccines? Courtesy #DStv403
JOHANNESBURG - More people must be vaccinated as quickly as possible if we are to minimise the chances of having another COVID-19 variant.
That's according to Professor Tulio de Oliveira from the Kwazulu-Natal Research Innovation and Sequencing Platform.
Watch the video above as De Oliveira speaks about the effectiveness of vaccines on the South African Covid-19 strain.