Yellow fever is a disease with flue like symptoms, with fever, severe hepatitis and bleeding. It’s spread exclusively in Africa, and the tropical parts of South America, mainly in agricultural territories and forest lands.

Malaria is the most spread infectious disease in the world, causing the death of more than 1 million people in the world annually

The disease is spread in several African, Asian and Latin American countries. In some cases the virus was also carried into Europe. After the bacteria have invaded the body, the incubation time is quite short, 1-2 days.