What is Dengue Fever?

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What is Dengue Fever? Blog Image


Researchers at the Indian Institute of Science in Bengaluru recently revealed that the Dengue virus in India has evolved dramatically.

About Dengue Fever:

  • It is an illness spread by the bite of mosquitos infected with one of the dengue viruses.
  • It is spread by Aedes mosquitos, which also carry viruses like Zika and chikungunya. 
  • The virus is most commonly found in tropical and subtropical regions, including Central and South America, Africa, parts of Asia and the Pacific Islands.
  • 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.
  • It isn’t contagious from person to person except when passed from a pregnant person to their child.
  • Treatment: There is no specific treatment for dengue. The focus is on treating pain symptoms.


Q1) What is chikungunya?

Chikungunya is a disease transmitted to humans by mosquitoes in Africa, Asia, and the Americas; sporadic outbreaks have been reported in other regions.There is currently no approved vaccine or specific treatment for chikungunya virus infections.

Source: Dengue virus in India has evolved, scientists highlight urgent need for vaccine