Dengue costs world $8.9 billion annually: Study
Dengue is estimated to cost the world $8.9 billion annually, according to a study by a group of health economists. Reportedly, the fastest-growing mosquito-borne disease in the world currently threatens almost 4 billion people and causes about 60-100 million symptomatic cases every year. It costs the world more than infectious diseases such as cholera and rotavirus gastroenteritis, said the study.