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  2. May 14, 2024 · Key points. Dengue viruses are spread to people through mosquito bites. A person can be infected with dengue multiple times in their life. Each year, up to 400 million people are infected by a dengue virus. What it is. Dengue is a viral disease caused by any of the four related viruses: dengue virus 1, 2, 3, and 4. Types.

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      About Dengue plus icon. COVID-19 and Dengue; Prevention plus...

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      Through mosquito bites. Dengue viruses are spread to people...

  3. May 16, 2024 · Dengue is a mosquito-borne fever caused by four related viruses, mainly transmitted by Aedes aegypti and A. albopictus mosquitoes. Learn about the symptoms, diagnosis, treatment, and prevention of dengue and its complications.

    • The Editors of Encyclopaedia Britannica
  4. May 17, 2024 · Mosquitoes such as Aedes aegypti, a carrier of yellow fever and dengue, feed on vertebrate blood. Receptors on the mosquitoes' antennae enable detection of chemicals produced by vertebrates. Certain chemicals, such as carbon dioxide and lactic acid, act as attractants for several species of bloodsucking mosquitoes.

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  5. 2 days ago · Dengue and severe dengue. Dengue is a mosquito-borne viral infection that is common in warm, tropical climates. Infection is caused by any one of four closely related dengue viruses (called serotypes) and these can lead to a wide spectrum of symptoms, including some which are extremely mild (unnoticeable) to those that may require medical ...

  6. 5 hours ago · Dengue is a viral infection spread by biting infected womanish Aedes mosquitos. This mosquito-borne infection can be generally set up in tropical and tropical regions around the globe. Symptoms in ...

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