What is dengue?
Dengue is a viral disease caused by the dengue virus and spread by the bite of infected Aedes mosquitoes, especially Aedes aegypti.
It is a mosquito-borne communicable disease common in tropical and subtropical regions.
Caused by dengue virus
Spread through bites of infected Aedes mosquitoes
These mosquitoes usually bite during daytime.
Common symptoms include:
High fever
Severe headache
Pain behind the eyes
Joint and muscle pain
Skin rash
Weakness and fatigue
Nausea and vomiting
In severe cases, dengue may cause bleeding and low blood platelet count.
A mosquito bites an infected person
The virus enters the mosquito
The infected mosquito bites another person
The virus spreads into the new host
Dengue does not spread through normal person-to-person contact.
Dengue can be prevented by:
Avoiding mosquito bites
Using mosquito repellents and nets
Wearing protective clothing
Preventing water stagnation
Keeping surroundings clean
There is no specific cure for dengue, but supportive treatment includes:
Rest
Drinking plenty of fluids
Medicines to reduce fever and pain
Severe dengue requires immediate medical attention.
Preventing dengue helps:
Reduce disease outbreaks
Protect public health
Lower mosquito populations
Community cleanliness and mosquito control are essential for dengue prevention.