Dengue is spread mainly via the Aedes aegypti mosquito, which is also known to carry several other viruses such as yellow fever, chikungunya and Zika.
Mandatory Credit: Shutterstock/AP
Stories this photo appears in:
What to know about dengue as cases are reported in Florida
The Florida Department of Health placed two counties under a mosquito-borne illness alert as five cases of dengue have been reported in Broward and Miami-Dade counties in less than a month, weekly reports show.

