Yellow fever is a severe infectious disease, caused by a virus called a "flavivirus." This flavivirus has caused outbreaks of epidemic proportions throughout Africa and tropical America. The first written evidence of such an epidemic occurred in the...

Yellow fever is the name given to a disease that is caused by the yellow fever virus. The virus is a member of the flavivirus group. The name of the disease is derived from the appearance of those infected, who usually present a jaundiced appearance...

Yellow fever, an acute infectious disease affecting humans, monkeys, and several other small mammals, is found in tropical and subtropical zones in Africa and South America. Caused by a virus transmitted by several species of mosquito, yellow fever is...

Yellow fever (also called yellow jack, black vomit or vomito negro, or sometimes American Plague) is an acute viral disease.[1] It is an important cause of hemorrhagic illness in many African and South American countries despite existence of an...

The government has confirmed that five people have died because of yellow fever in Brazil, including a Spanish citizen, but the president of Latin America's largest nation insisted that the outbreak is under control.Three of the five cases were confirmed Tuesday, the Brazilian Health Ministry...

The government has confirmed that five people have died because of yellow fever in Brazil, including a Spanish citizen, but the president of Latin America's largest nation insisted that the outbreak is under control.Three of the five cases were confirmed Tuesday, the Brazilian Health Ministry...

An innovative project using capital markets to raise money for aid has allowed medical workers to provide nearly US$1 billion (more than euro600 million) in immunizations and other basic health services in poor countries this year.The Global Alliance on Vaccines and Immunization (GAVI) said Wednesday...

New international health rules that require countries to report disease outbreaks that pose a global health threat will lead to greater openness and enhanced public health security, a top official of the World Health Organization said.Dr. David Heymann, the WHO's top bird flu official, said...