Why flu is nothing to sneeze at

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

Vijay Verghese 

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 ...

First Published: Tue, March 03 2020. 21:48 IST