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Detailed explanation-1: -Microcephaly is a birth defect in which a baby’s head is smaller than expected when compared to babies of the same sex and age. Babies with microcephaly often have smaller brains that might not have developed properly. Zika virus infection during pregnancy is a cause of microcephaly.

Detailed explanation-2: -Zika is spread mostly by the bite of an infected Aedes species mosquito (Ae. aegypti and Ae. albopictus). These mosquitoes bite during the day and night. Zika can be passed from a pregnant woman to her fetus.

Detailed explanation-3: -Zika virus infection is also a trigger of Guillain-Barré syndrome, neuropathy and myelitis, particularly in adults and older children.

Detailed explanation-4: -“Infection of the mother with the Zika virus produces antibodies that protect the mother and fetus against the virus, ” Ko said. “However, our findings suggest that in some mothers, the infection may also produce deleterious antibodies that may increase the risk for infection and birth defects in the fetus.”

Detailed explanation-5: -Proportion with Birth Defects is about 5% Among people with confirmed or possible Zika virus infection during pregnancy in U.S. states and territories, Zika-associated birth defects occurred in about 5% of babies.