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Why flu is nothing to sneeze at

How Covid-19 virus has upended the world, reshaping travel and hammering stocks

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Lviv: Employees wearing protective gear spray disinfectant to sanitize a passenger bus as a preventive measure against the coronavirus in Lviv, Ukraine, Tuesday, March 3, 2020. Ukrainian Chief sanitary and epidemiological doctor Viktor Liashko has ju

Vijay Verghese
Super-spreader is a term that gained notoriety and panicked currency during the 2002-04 severe acute respiratory syndrome (SARS) outbreak largely in Hong Kong, neighbouring Guangdong, and Vietnam.
 
Later determined to have originated from bats, this virulent “zoonotic” coronavirus was a chilling manifestation of a transmission from animals to humans with unknown consequences. Bats have been the prime culprits in a number of zoonosis events from Nipah and the haemorrhagic Ebola to Hendra (in horses), rabies and SARS.
 
As the Wuhan novel coronavirus — termed Covid-19 by the World Health Organisation — burned out of control in China’s Hubei
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