Dengue Fever - Symptoms, Causes and Prevention

Summary about Dengue Fever in Urdu

ڈینگی مچھروں کی وجہ سے پھیلنے والی ایک بیماری ہے جو کہ ڈہنگی وائرس کی وجہ سے ہوتی ہے۔ ڈینگی کی علامات میں تیز بخار، جوڑوں اور پٹھوں میں درد، مسوڑوں اور ناک سے خون آنا، متلی اور قے وغیرہ شامل ہیں۔ ڈینگی سے بچائو میں مچھروں کی افزائش کی روک تھام، اور ان سے بچنا اہم ترین اقدام ہے۔ اگرچہ ڈینگی کی ایک ویکسین بھی موجود ہے لیکن یہ صرف نو سے ۴۵ سال کے افراد میں استعمال کی جا سکتی ہے۔ 

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Dr. Pawan Kumar

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Summary about Dengue Fever in English

Dengue is a viral disease spread by mosquitoes. These mosquitoes breed near human living spaces and bite mostly at dawn or dusk but can bite at night as well. When mosquitos bite affected people and then bite healthy ones they transmit dengue. Dengue usually resolves between 7-10 days but in some people, it can lead to complications such as dengue hemorrhagic fever and dengue shock syndrome.

Symptoms of Dengue Fever

Symptoms of dengue start appearing 4-6 days post-infection. These can last for up to 10 days. Dengue can cause the following symptoms:

  •  High-grade fever
  • Headache
  • Pain behind eyes
  • Nose and gum bleeding
  • Easy bruising
  • Muscular pain 
  • Pain in joints 
  • Nausea
  • Vomiting 
  • Rashes on skin
  • Dengue shock syndrome 
  • Hemorrhage



Causes of Dengue Fever

Dengue is caused by dengue virus transmitted to humans via mosquitos. Mosquitos that bite an affected person when bite healthy people infect them with the virus. Dengue viruses are of four types. Getting affected with one makes you immune to that certain type but not others.  These specific mosquitos thrive and reproduce near human living spaces.

Risk Factors of Dengue Fever

Living or traveling to the areas with dengue outbreak specifically tropical areas and having a dengue fever in the past put you at greater risk of dengue.

Preventive Measures of Dengue Fever

The most effective preventive measures against dengue are the prevention of mosquito bites. A vaccine is also available but it is approved to be used in people between 9-45 years of age. Reducing the mosquito population, inhibiting their breeding, and wearing protective clothing are major steps of prevention. Staying in well-screened places and use of mosquito repellants i also recommended.

Frequently Asked Questions

Dengue is a viral disease spread by mosquitoes. These mosquitoes breed near human living spaces and bite mostly at dawn or dusk but can bite at night as well. When mosquitos bite affected people and then bite healthy ones they transmit dengue. Dengue usually resolves between 7-10 days but in some people, it can lead to complications such as dengue hemorrhagic fever and dengue shock syndrome.

Symptoms of dengue start appearing 4-6 days post-infection. These can last for up to 10 days. Dengue can cause the following symptoms:

  •  High-grade fever
  • Headache
  • Pain behind eyes
  • Nose and gum bleeding
  • Easy bruising
  • Muscular pain 
  • Pain in joints 
  • Nausea
  • Vomiting 
  • Rashes on skin
  • Dengue shock syndrome 
  • Hemorrhage


Dengue is caused by dengue virus transmitted to humans via mosquitos. Mosquitos that bite an affected person when bite healthy people infect them with the virus. Dengue viruses are of four types. Getting affected with one makes you immune to that certain type but not others.  These specific mosquitos thrive and reproduce near human living spaces.

Living or traveling to the areas with dengue outbreak specifically tropical areas and having a dengue fever in the past put you at greater risk of dengue.

The most effective preventive measures against dengue are the prevention of mosquito bites. A vaccine is also available but it is approved to be used in people between 9-45 years of age. Reducing the mosquito population, inhibiting their breeding, and wearing protective clothing are major steps of prevention. Staying in well-screened places and use of mosquito repellants i also recommended.

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