
Planning a trip abroad? If tropical destinations such as South America or Africa are on your itinerary, know all about yellow fever and learn essential tips to minimize your risk of contracting the infection.
Yellow fever is an infectious disease caused by a mosquito-borne flavivirus. WHO considers yellow fever a "potential threat to global health security" as it is a high-impact, high-threat disease. The disease claims about 30,000 lives per year across the world. Yellow fever is endemic to many countries in Africa, where around 90% of deaths occur.