Category FAQs Search : Dengue
Question: What is dengue fever and severe dengue?
Answer: Dengue is a mosquito-borne viral infection causing a severe flu-like illness and, sometimes causing a potentially lethal complication called severe dengue. The incidence of dengue has increased 30-fold over the last 50 years. Up to 50-100 million infections are now estimated to occur annually in over 100 endemic countries, putting almost half of the world’s population at risk.
Dengue is a vector-borne disease transmitted by the bite of an infected mosquito. There are 4 serotypes of the virus that causes dengue. These are known as DEN-1, DEN-2, DEN-3, DEN-4.
Severe dengue is a potentially lethal complication which can develop from dengue infections.
It is estimated that there are over 50-100 million cases of dengue worldwide each year and 3 billion people living in dengue endemic countries.
(Source: World Health Organization, 03 Dec 2024)
Source Link: https://www.who.int/vietnam/news/feature-stories/detail/dengue---questions-and-answers