Simnikiwe Hlatshaneni
Premium Journalist
2 minute read
21 Jan 2021
4:57 am

Covid-19 vaccine key to recovery

Simnikiwe Hlatshaneni

‘We also don’t even know how long it lasts in humans after they have become infected.’

In this file photo taken on August 5, 2020, in this image courtesy of the Henry Ford Health System, volunteers are given the Moderna mRNA-1273 Coronavirus Efficacy (COVE), in Detroit, Michigan. Picture: Henry Ford Health System / AFP

Herd immunity to deadly, infectious diseases cannot work without a vaccine, unless you allow millions to die unnecessarily. This was according to epidemiologist Jo Barnes in the wake of heightened scepticism about the global Covid-19 vaccination drive. While some have theorised that one simply needed to let populations become infected without lockdown restrictions in order to speed up the process of herd immunity, Barnes warned that nowhere had this ever been carried out without dire consequences. ALSO READ: What you need to know about Covid-19 vaccines Herd immunity is when a large part of the population of an area is immune...