‘Saffers are wasting our herd immunity by spurning protocols’

To sustain it and avoid mass surges, citizens must mask, social distance and maintain hand hygiene, insists prof

30 November 2020 - 19:52

SA has reached the lower threshold of herd immunity against Covid-19, with about a third of adults in urban areas infected.

However, the hard-won benefit of this means nothing if people refuse to adhere to protocols of mask-wearing, social distancing and hand hygiene, and that’s what has gone wrong in the Western Cape and Eastern Cape, where infections are rising, warns Wits University professor of vaccinology Shabir Madhi...

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