According to the World Health Organization, there are currently 85 countries and territories with past or present active Zika transmission across the Americas, Asia, Africa, and Oceania and the Pacific Islands. This map includes areas with varying levels of risk of Zika, including no known risk. Credit: Map courtesty of the Centers for Disease Control and Prevention (CDC)
Zika in the United States
According to the U.S Centers for Disease Control, there have been 5,381 symptomatic Zika virus disease cases reported January 1, 2015 – July 12, 2017 in the United States. Of these, 5,109 cases were travelers returning from affected areas, 224 cases were acquired through presumed local mosquito-borne transmission, 48 cases were acquired through other routes, including sexual transmission (46), laboratory transmission (1), and person-to-person through an …
Zika in South Florida
In July 2016, the first locally acquired case of Zika in the United States was confirmed in Miami, Florida. To date, every U.S. state and territory has at least one confirmed travel-associated case of Zika. As of late September 2016, Florida is the only state to have confirmed locally acquired cases of the Zika virus. In light of this, …
Tracking the Impact
Since its discovery in rhesus monkeys in Uganda’s Zika forest in 1947, the Zika virus has spread globally to nearly every continent. Before 2007, only 14 cases of the virus had been documented in 60 years as it moved slowly eastward from Africa to Asia. In 2007, the first major Zika outbreak occurred in Micronesia. Five years later, Zika outbreaks …