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Dengue fever is a mosquito-borne disease caused by dengue virus, prevalent in tropical and subtropical areas. It is frequently asymptomatic; if symptoms appear they typically begin 3 to 14 days after infection.
In Bangladesh's ongoing 2023 dengue epidemic season, the country has been witnessing the deadliest outbreak of dengue fever ever since the first outbreak in Bangladesh in 2000. [ 1 ] [ 2 ] [ 3 ] As of 31 December 2023, the Directorate General of Health Services (DGHS) has reported 321,179 hospitalizations and 1,705 deaths due to the Aedes ...
The warning symptoms of severe dengue usually appear between 24 and 48 hours after the fever has disappeared. If a person experiences abdominal pain, vomiting (at least three times in a 24-hour period), bleeding from the nose or gums, and/or feeling fatigued, agitated, or irritable, it is crucial to seek medical attention immediately.
For perspective, there have been 2,559 cases of dengue fever reported in U.S. states and territories since the start of 2024, per the CDC. A large majority of those (1,724) were reported in Puerto ...
Similarly, about one in four people who contract dengue develop symptoms lasting two to seven days, but symptoms are usually mild and may include fever, rash, nausea, vomiting, muscle pain, joint ...
There have been twice as many cases of the virus in the Americas in the first six months of 2024 than in all of 2023
The febrile phase involves high fever, potentially over 40 °C (104 °F), and is associated with generalized pain and a headache; this usually lasts two to seven days. [ 18 ] [ 19 ] Nausea and vomiting may also occur. [ 17 ]
By the late 1990s, dengue was the most important mosquito-borne disease affecting humans after malaria, with around 40 million cases of dengue fever and several hundred thousand cases of dengue hemorrhagic fever each year. Significant outbreaks of dengue fever tend to occur every five or six months.