An Aedes albopictus female mosquito obtaining a blood meal from a human host. Centers for Disease Control and Prevention Public Health Image Library
By Joyce Sakamoto and Shelley Whitehead
Cases of vector-borne disease have more than doubled in the U.S. since 2004, the Centers for Disease Control and Prevention recently reported, with mosquitoes and ticks bearing most of the blame.
Mosquitoes, long spreaders of malaria and yellow fever, have more recently spread dengue, Zika and Chikungunya viruses, and caused epidemic outbreaks, mainly in U.S. territories. The insects are also largely responsible for making West Nile virus endemic in the continental U.S.