Since 2012, Mattos’s team found, a strikingly large number of babies—4 percent to 8 percent—appeared to have microcephaly, according to the broadest definitions of the term. Additionally, the number ...

The Zika virus that has been linked to thousands of cases of microcephaly in Brazil has been confirmed in Africa for the first time, the World Health Organization said in an emailed statement to ...

Elevated levels of a neurotoxin in northeastern Brazil’s drinking water and a high incidence of microcephaly in the region led scientists to look for a link, and they found one. Ashley started at The ...

In recent years, the Zika virus (ZIKV) epidemic that affected Brazil, particularly the Northeast region, has drawn attention due to cases of microcephaly and other congenital malformations ...