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When a person is bitten by an infective mosquito, they may develop symptoms after an intrinsic incubation period of 4 to 7 days (ranges from 3 to 14 days). Notably, up to 75% of dengue infections are asymptomatic. Dengue fever does not spread from person to person.
- Overview
- Symptoms
- Causes
- Risk Factors
- Complications
- Prevention
Dengue (DENG-gey) fever is a mosquito-borne illness that occurs in tropical and subtropical areas of the world. Mild dengue fever causes a high fever and flu-like symptoms. The severe form of dengue fever, also called dengue hemorrhagic fever, can cause serious bleeding, a sudden drop in blood pressure (shock) and death. Millions of cases of dengue...
Many people experience no signs or symptoms of a dengue infection. When symptoms do occur, they may be mistaken for other illnesses — such as the flu — and usually begin four to 10 days after you are bitten by an infected mosquito. Dengue fever causes a high fever — 104 F (40 C) — and any of the following signs and symptoms: 1. Headache 2. Muscle, ...
Dengue fever is caused by any one of four types of dengue viruses. You can't get dengue fever from being around an infected person. Instead, dengue fever is spread through mosquito bites. The two types of mosquitoes that most often spread the dengue viruses are common both in and around human lodgings. When a mosquito bites a person infected with a...
You have a greater risk of developing dengue fever or a more severe form of the disease if: 1. You live or travel in tropical areas.Being in tropical and subtropical areas increases your risk of exposure to the virus that causes dengue fever. Especially high-risk areas include Southeast Asia, the western Pacific islands, Latin America and Africa. 2...
Severe dengue fever can cause internal bleeding and organ damage. Blood pressure can drop to dangerous levels, causing shock. In some cases, severe dengue fever can lead to death. Women who get dengue fever during pregnancy may be able to spread the virus to the baby during childbirth. Additionally, babies of women who get dengue fever during pregn...
Vaccine
Dengue fever vaccines may be available for people ages 6 to 60. Dengue vaccination is a series of two or three doses, depending on the vaccine you get, over the course of months. These vaccines are for use by people who live where the viruses that cause dengue are common, and who have already had dengue fever at least once. The vaccines are not available in the continental United States. But in 2019, the U.S. Food and Drug Administration approved a dengue vaccine called Dengvaxia for people a...
Prevent mosquito bites
The World Health Organization stresses that the vaccine is not an effective tool on its own to reduce dengue fever in areas where the illness is common. Preventing mosquito bites and controlling the mosquito population are still the main methods for preventing the spread of dengue fever. If you live in or travel to an area where dengue fever is common, these tips may help reduce your risk of mosquito bites: 1. Stay in air-conditioned or well-screened housing.The mosquitoes that carry the deng...
Aug 20, 2020 · If you suspect you have dengue, check if you have the symptoms below, and look out for the warning signs that the infection is getting worse. Symptoms of dengue . Common symptoms of dengue fever are: Fever; Headache with pain behind the eyes; Muscle and joint aches; Rash; Poor appetite; Nausea and vomiting; Read more: Dengue: Know the symptoms ...
Jun 6, 2022 · Overview. If you live in or are visiting an area where dengue is common, seek medical attention immediately if you have warning signs of severe dengue. This includes abdominal pain, blood in your vomit or poop, bleeding gums or nose, frequent vomiting or extreme tiredness or restlessness.
Aug 11, 2021 · If you develop dengue fever, symptoms usually begin about 4 to 10 days after the initial infection. In many cases, symptoms will be mild.
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Apr 23, 2024 · Symptoms. Most people with dengue have mild or no symptoms and will get better in 1–2 weeks. Rarely, dengue can be severe and lead to death. If symptoms occur, they usually begin 4–10 days after infection and last for 2–7 days. Symptoms may include: high fever (40°C/104°F) severe headache; pain behind the eyes; muscle and joint pains ...
The most common symptom of dengue is fever with any of the following: Aches and pains (eye pain, typically behind the eyes, muscle, joint, or bone pain) Nausea, vomiting
