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Apr 23, 2024 · Dengue is a viral infection transmitted to humans through the bite of infected mosquitoes. About half of the world's population is now at risk of dengue with an estimated 100–400 million infections occurring each year. Dengue is found in tropical and sub-tropical climates worldwide, mostly in urban and semi-urban areas.
Oct 2, 2024 · Dengue is a mosquito-borne viral infection that causes a severe flu-like illness and sometimes 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 4 billion people at risk.
Sep 29, 2019 · Dengue is a mosquito-borne viral disease that has rapidly spread in all regions of WHO in recent years. Dengue virus is transmitted by female mosquitoes mainly of the species Aedes aegypti and, to a lesser extent, Ae. albopictus. These mosquitoes are also vectors of chikungunya, yellow fever and Zika viruses. Dengue is widespread throughout the tropics, with local variations in risk influenced by rainfall, temperature, relative humidity and unplanned rapid urbanization.
May 30, 2024 · Dengue is the most widespread arbovirus and causes the highest number of arboviral disease cases in the Region of the Americas, with cyclical epidemics every 3 to 5 years. The Ae. aegypti, the first vector mosquito for dengue, is established in all countries in the Americas except Canada, which has also reported no prior autochthonous dengue ...
Oct 3, 2024 · 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 ...
Jun 2, 2022 · Dengue - Questions and Answers. 2 June 2022. 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 ...
Jun 13, 2017 · Dengue and severe dengue. Dengue is a viral infection transmitted to humans through the bite of infected mosquitoes, primarily through Aedes aegypti mosquitoes and, to a lesser extent, Aedes albopictus. It is the most rapidly spreading mosquito-borne viral disease in the world. More than 3.9 billion people in over 129 countries are at risk of ...
Dec 21, 2023 · The Ae. albopictus mosquito, which is the main vector of dengue virus in Europe, is established in several Southern European countries. Ae. albopictus mosquitoes have been detected further north and west in the past ten years and it has capacity to hibernate in winter. In 2023, this mosquito species has been identified in 13 countries of the ...
Sep 26, 2024 · Vector-borne diseases. Vector-borne diseases are human illnesses caused by parasites, viruses and bacteria that are transmitted by vectors. Every year there are more than 700 000 deaths from diseases such as malaria, dengue, schistosomiasis, human African trypanosomiasis, leishmaniasis, Chagas disease, yellow fever, Japanese encephalitis and ...
Jun 9, 2013 · Dengue and chikungunya. Dengue is a mosquito-borne infection of growing international public health importance, found in both tropical and subtropical regions, predominantly in urban and semi-urban areas. Living in over 125 endemic countries and territories, 3.6 billion people are at risk of dengue. Chikungunya is a mosquito-borne viral disease ...
