Q: What is dengue fever, and can you get it in the U.S.?A: Dengue fever is an infectious disease caused by the dengue virus (there are four different "strains") which is transmitted by an Aedes mosquito bite (this mosquito lives in warm climates in the tropics and subtropics). After someone is infected (whether they develop symptoms or not) the virus may persist in their blood for several days to a couple of weeks, so if another Aedes mosquito bites [...]