According to the World Health Organization (WHO), dengue is a viral fever which transmits to humans after the bite of an infected mosquito, mainly the female mosquito of the species Aedes aegypti.According to the World Health Organization (WHO), dengue is a viral fever which transmits to humans after the bite of an infected mosquito, mainly the female mosquito of the species Aedes aegypti. International Day of Living Together in Peace 2022: History, significance and all you need to know