Zika virus is primarily spread to people through mosquito bites. The most common symptoms of Zika virus disease are fever, rash, joint pain, and red eyes. The illness is usually mild with symptoms lasting from several days to a week. It can also be transmitted from a pregnant mother to her baby during pregnancy or around the time of birth.
Outbreaks of Zika have occurred in parts of Africa, Southeast Asia, the Pacific Islands, and Latin America.