"We make this call despite the widespread fatalism that the Rio 2016 Games are inevitable or 'too big to fail,' " the writers said in the letter addressed to WHO Director-General Margaret Chan. "Our greater concern is for global health. The Brazilian strain of Zika virus harms health in ways that science has not observed before
Dr. Ford Vox, a CNN contributor and physician who works in brain injury medicine with the Shepherd Center in Atlanta, said he signed the letter because he believes a delay or postponement is necessary.
"In my opinion, non-essential travel to Zika endemic areas should be deferred until the situation improves, and the Olympics are not essential," he said.
SOURCE - CNN