The Pan American Health Organization World Health Organization Comprehensive Yellow Fever Vaccination Requirements Please see the Destinations section for recommendations for specific countries.
Yellow fever is a viral disease found in parts of Africa and South America.
It is transmitted to humans by a mosquito bite. The endemic areas are found in tropical South America and Africa. Be aware , the age requirements for vaccination can vary from country to country. Yellow fever vaccination, a 1-dose shot, may be administered to adults and to children over 9 months of age. This vaccine is administered only at designated yellow fever centers, usually your local health department.