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#Health

A healthcare worker gives the Johnson and Johnson Covid vaccine to a woman outside a polling station in Laudium, Pretoria, on November 1, 2021. Photo: Phil Magakoe / AFP
A healthcare worker gives the Johnson an... […]

Did vaccine inequality lead to the Omicron variant?

In October 2020, as scientists raced to develop a Covid shot, the head of the WHO warned against looming "vaccine nationalism". But is vaccine inequality the reason behind Omicron's emergence?
Microscopic view of SARS-CoV-2 virus (round blue objects) emerging from the surface of cells cultured in a laboratory. Photo: National Institutes of Health / AFP
Microscopic view of SARS-CoV-2 virus (ro... […]

What is known so far about new Covid variant Omicron

South African scientists have discovered a new Covid-19 variant, Omicron, with multiple mutations that is thought to be highly contagious. This is what is known so far about the Omicron variant.