In 107 nations of the world, 3.2 billion people are at risk from malaria. An estimated 40 percent of the population of the world live in malaria-endemic regions, with malaria listed as the most important parasitic disease. It is killing more people than any other communicable disease, with the exception of tuberculosis. Malaria is endemic in Southeast Asia, the Western Pacific region and in Africa.
More than 90 percent of the annual cases of Malaria occur in sub-Saharan Africa. Malaria is the highest cause of death in the under-five age group and is responsible for approximately 800,000 deaths each year.