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Health Information for Travelers in South America Malaria Risks Tropical South America. Malaria is a serious disease transmitted to humans by the bite of an infected female Anopheles mosquito. It can be found in most of Tropical South America. Travel Warnings. The State Department issues travel warnings to specific countries based on all relevant information, in order to recommend that Americans avoid travel to a certain country. Foreign Entry Requirements. The State Department provides a listing of the foreign entry requirements for every country. This includes information on passports, visas, immunizations, HIV testing, and any fees that may be required. |