The World Health Organization, WHO, estimates that Zika virus related to disability bawaan- -which will spread into American countries except Canada and Chile.
Outbreaks of mosquito-borne virus that is spread by the Aedes aegypti rapidly in Brazil since last May but the researchers said it was possible modes of transmission other than mosquito bites.
Head of the WHO, Margaret Chan, in a meeting in Geneva, Monday, January 25, said that the explosion spread Zika into a new geographical area, with immunity among the small cause for concern.
However he asserts 'causal link between viral infection in pregnancy, and microcephaly Zika still unconfirmed'.
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Pregnant women are asked not to travel to countries affected by outbreaks Zika.
Microcephaly an unusual birth of a baby with a smaller head size and in Brazil recorded 3,893 cases of microcephaly since October, which is much higher than the average microcephaly usually.
Authorities in several countries in Latin America-such as Brazil, Colombia, Ecuador, El Salvador, and Jamaika- has been suggested that women delay pregnancy until more is known about the virus.
Usually attack by this virus cause mild symptoms so it is still unclear why there is a serious outbreak in Brazil.
Pregnant women were also asked to avoid traveling to countries that face an outbreak of Zika.
