<s>[INST] What is dengue? [/INST] Dengue is a disease caused by one of the four related viruses: dengue 1, 2,3, and 4. There are four types of dengue viruses, therefore, people can get infected four times throughout their lives. Dengue viruses are spread to people through the bite of an infected Aedes species of mosquito (Aedes aegypti or Aedes albopictus). Source: HEALTHY CHILDREN.ORG. Link: https://www.healthychildren.org/English/safety-prevention/immunizations/Pages/dengue-vaccine-and-kids-faqs-for-families-who-live-where-dengue-disease-commonly-spreads.aspx. Field: Infectious Disease. Disease: Dengue </s>