Pregnancy

Certain birth defects are on the rise since Zika arrived in the U.S.

stethoscope on a pregnant woman's belly
ZIKA BABIES Zika infection during pregnancy substantially raises the risk that the baby will have certain birth defects, such as microcephaly and other brain deformations. A new CDC study quantifies that impact in the United States.

Certain birth defects were 20 times more prevalent in babies born to Zika virus–infected mothers in the U.S. in 2016 than they were before the virus cropped up in the United States, a CDC study suggests. The finding strengthens the evidence that a mother’s Zika infection during pregnancy raises her baby’s risk of microcephaly and other…