The Centers for Disease Control and Prevention are updating their guidance for pregnant women regarding the Zika virus. The new information means asymptomatic pregnant women don't have to get the commonly used IgM test. The announcement comes as public health officials are increasingly worried about the risk of false positives. 

Seven babies have been born in Florida with birth defects linked to the Zika virus.

John Davis

  Researchers at Florida Gulf Coast University are working to develop an antiviral treatment for Zika based on their work combatting another closely related virus that’s spread by mosquitos.