2.6b people in Zika risk areas in Africa, Asia: Study

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AFP, Paris :
At least 2.6 billion people, over a third of the global population, live in parts of Africa, Asia and the Pacific where Zika could gain a new foothold, researchers warned Friday, with 1.2 billion at risk in India alone.
These are people who reside in as-yet unaffected parts of the world with the right climate and abundant mosquitoes for the virus to settle, spread and propagate an epidemic like the one besetting the Americas and Caribbean, they said.
“According to our most conservative scenario, populations living within the geographical range for Zika virus were highest in India (1.2 billion people), China (242 million), Indonesia (197 million) Nigeria (179 million), Pakistan (168 million), and Bangladesh (163 million),” said a study.
Whether or not the mosquito-borne virus would take off in any of these countries would be determined largely by a crucial unknown factor: Do the people there have immunity?
Sporadic cases of Zika have previously been reported in Africa and Asia, but nobody knows whether they were widespread enough for populations to acquire resistance to the virus.
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