Scientists in Brazil say the Zika virus may be more dangerous than previously thought. Experts have told the BBC that Zika could be behind many other damaging neurological conditions, affecting one in five pregnant women who contract it.
Avoid travel to an area with Zika
Until we know more, CDC recommends special precautions for pregnant women. Women who are pregnant should not travel to any area where Zika virus is spreading.
If you must travel to one of these areas, talk to your doctor or other healthcare provider first and strictly follow steps to prevent mosquito bites during your trip.
More advice for women regarding Zika here.