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Most people recover within a week or so. In about 5% of cases, symptoms worsen and can become life-threatening. This is called severe dengue (formerly called dengue hemorrhagic fever or dengue shock syndrome). [21] [23] Severe dengue can lead to shock, internal bleeding, organ failure and even death. [24]
The disease, which includes symptoms such as a high fever and body aches, is endemic — or ever present — in many parts of the world, including Puerto Rico and other U.S. territories.
Your healthcare provider can request a blood test for dengue, although test sensitivity decreases after the first seven days of infection. Also, be aware that severe dengue symptoms may occur as ...
Cover your skin by wearing shoes, socks and long pants and long sleeves. Yes, we know it’s over 90, with heat indices over 100 and you run the risk of heat stroke.
Dengue virus has increased dramatically within the last 20 years, becoming one of the worst mosquito-borne human pathogens that tropical countries have to deal with. 2013 estimates indicate that as many as 390 million infections occur each year, and many dengue infections are increasingly understood to be asymptomatic or subclinical. [9]
Memory cells have a long life and last up to several decades in the body. [6] [2] Immunity to chickenpox, measles, and some other diseases lasts a lifetime. Immunity to many diseases eventually wears off. The immune system's response to a few diseases, such as dengue, counterproductively worsens the next infection (antibody-dependent ...
The mosquito-borne virus has a long history in warm climates but is now also emerging in regions where it had been generally unheard of—such as in Europe and parts of the U.S.
Epidemic dengue has become more common since the 1980s. 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 ...