prevent dengue

The dengue mosquito has two peak periods of biting activity: in the morning for several hours after daybreak and in the late afternoon for several hours before dark. Nevertheless, the mosquito may feed at any time during the day, especially indoors, in shady areas, or when it is overcast

Many tropical countries in Southeast Asia, the Indian Subcontinent, the South Pacific, the Caribbean, South and Central America, northeastern Australia, and Africa. After 56 years of absence, dengue has also resurfaced in Hawaii.Unlike malaria, dengue is often transmitted in urban as well as in rural areas.

Use insect repellent on uncovered skin surfaces when outdoors, especially during the day. When using sunscreen, apply it before insect repellent. Repellents containing 30% to 50% DEET (N,N-diethyl-m-toluamide) are recommended for adults and children over 2 months of age and effective for several hours. Repellents with lower amounts of DEET offer shorter-term protection and must be applied more often.Repellents containing up to 15% picaridin, which must be applied often, are available in the US. Repellents with higher concentrations of picaridin may be available in some regions outside the US.

Aedes mosquitoes, the main type of mosquito that spreads dengue. Mosquito breeding sites include artificial water containers such as discarded tires, uncovered water storage barrels, buckets, flower vases or pots, cans, and cisterns.