The rise of the scary-sounding variants, a South African third Covid-19 wave that was much worse than the first or second for most of the country, and the introduction of multiple vaccines has confused many of us. Uncertainty about the future is always frightening. This is especially so when sc.
Understanding Covid-19 vaccines: What you need to know about 'breakthrough infections' news24.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from news24.com Daily Mail and Mail on Sunday newspapers.
In the fifth episode of Health24 s vaccine information series, Professor Wolfgang Preiser, Head of Medical Virology at Stellenbosch University, discusses the speed at which the Covid-19 vaccines were created.
Preiser also acknowledges a great deal of skepticism around the vaccines because they were developed in such a short time frame but explains how it was possible and what it took.
The Global Alliance for Vaccines and Immunisation (Gavi) has said that the research groundwork for the Covid vaccines is not entirely new, that several techniques scientists are using have been researched and worked on before for other vaccines and treatments.