IN NEWS: Recently, Bihar has recorded more than 15,000 dengue cases so far this year, according to the official records released October 31.

  • These are the highest numbers of reported dengue cases and deaths in the state in at least five years – there has been an increase of 608% in the number of cases between 2018 and 2023.


  • Dengue is a fast emerging, outbreak-prone, and mosquito-borne viral fever.
  • At present, except Ladakh all the States and Union Territories are reporting Dengue cases.
    • Dengue is a viral disease
    • It is transmitted by the infective bite of Aedes Aegypti mosquito.
    • Man develops disease after 5-6 days of being bitten by an infective mosquito
    • Dengue Fever is a severe, flu-like illness.
    • Person suspected of having symptoms of dengue fever must see a doctor at once.
    • Aedes mosquitoes breed only in clean water.
    • Species of Aedes mosquitoes involved in Dengue transmission – Aedes aegypti & Aedes albopictus.

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