How do the COVID-19 variants found in the UK and South Africa affect the illness? Why are they more infectious? And will they make you sicker?: The coronavirus variants detected in South Africa and the United Kingdom are probably more contagious than the common strain — but there are still many unknowns. Source: "South Africa" - BingNews … [Read more...] about SA News: How do the COVID-19 variants found in the UK and South Africa affect the illness? Why are they more infectious? And will they make you sicker?