Yellow fever is a disease caused by a virus transmitted by the mosquito Aedes. Its symptoms include fever, jaundice, bloody vomit, and death. A vaccine is available which provides immunity for at least ten years. Be sure to bring and use mosquito repellent if you are visiting a country where yellow fever is present.
The following countries require or recommend immunization against yellow fever:
Brazil requires visitors from infected to be immunized. Yellow fever is endemic in Maranhão, Tocantins, Goiás, Mato Grosso do Sul, parts of Minas Gerais, São Paulo, and Paraná, and all states northwest.
French Guiana requires all visitors to be immunized.
Surinam requires visitors from infected areas to be immunized.
Guyana requires visitors from infected areas to be immunized.
Venezuela does not require visitors to be immunized.
Colombia recommends that visitors to ... be immunized.
Ecuador requires visitors from infected areas to be immunized.
Peru requires visitors from infected areas to be immunized. Visitors to the jungle are recommended to be immunized.
Bolivia requires visitors from infected areas to be immunized. Yellow fever is endemic in...
