Then Again

Most Deadly Infectious Diseases. Since 500 million people get malaria, its is more common and can be treated easier. In 2002, lris killed about 3.9 million people worldwide.

Powerful antiviral drugs have made it possible for people to live for years with hiv. But what are the most dangerous infectious diseases? An epidemic is the rapid spread of disease to a large number of people in a given population within a short period of time;