Does each and every dengue mosquito carry dengue?

There are about 3500 species of mosquitoes. Every one of them is normal. The ones that come towards humans are females. Not all of the species carry viruses. And not every female is infected. Viral infections like dengue and malaria need an infected host from whom the mosquito gets the virus and then infects the next person it bites. read more

Dengue is transmitted to people by the bite of an Aedes mosquito that is infected with a dengue virus. The mosquito becomes infected with dengue virus when it bites a person who has dengue virus in their blood. The person can either have symptoms of dengue fever or DHF, or they may have no symptoms. read more