Support WBURBabies Who Seem Fine At Birth May Have Zika-Related Problems Later, Study FindsPlay02:36Download AudioRob SteinAugust 07, 2018 ShareMother Daniele Santos holds her baby Juan Pedro, who has microcephaly, on May 30, 2016, in Recife, Brazil. Researchers are now learning that Zika's effects can appear up to a year after birth. (Getty Images)