The disease is commonly found in tropical and subtropical areas where Aedes albopictus and Aedes aegypti live, especially where Aedes aegypti rages, such as Asia, Latin America, Africa, North Australia, and some of the islands in the Pacific Ocean.
Therefore, travellers who have been to areas above might be infected. If you came home and found yourself with typical symptoms of Dengue such as fever, muscle and joint pains, pain behind the eyes, or skin rash, you should see your doctor immediately and tell the physician your travel history. When heading to infected areas in Taiwan, you should also get prepared with proper protection to prevent infection.