Yellow fever disease, causes, symptoms and how to overcome. What is Yellow Fever ? Yellow fever is
caused by a virus that is transmitted through the bite of Aedes aegypti
mosquitoes, and other species found in tropical and subtropical regions in
South America and Africa. In the case of yellow fever, it can cause death
worldwide every year. Although yellow fever has never been reported in large
numbers, this region remains at risk because the conditions needed for
transmission are present.