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Dengue Awareness: Spread and Prevention

📑 10 slides 👁 42 views 📅 1/22/2026
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Introduction to Dengue

Dengue is a mosquito-borne viral infection affecting millions globally.

Introduction to Dengue
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How Dengue Spreads

  • Transmitted by Aedes mosquitoes, primarily Aedes aegypti.
  • Mosquitoes breed in stagnant water, common in urban areas.
  • Infected humans can spread the virus to mosquitoes, continuing the cycle.
How Dengue Spreads
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Symptoms of Dengue

  • High fever (40°C/104°F) lasting 2-7 days.
  • Severe headache, pain behind the eyes, and muscle/joint pain.
  • Rash, nausea, and vomiting may also occur.
Symptoms of Dengue
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Severe Dengue Warning Signs

  • Severe abdominal pain or persistent vomiting.
  • Bleeding gums or nose, blood in vomit or stool.
  • Rapid breathing, fatigue, and restlessness.
Severe Dengue Warning Signs
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Prevent Mosquito Breeding

  • Remove stagnant water from containers, tires, and flower pots.
  • Cover water storage containers tightly to prevent access.
  • Clean gutters and drains regularly to avoid water accumulation.
Prevent Mosquito Breeding
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Personal Protection Measures

  • Use mosquito repellents containing DEET or picaridin.
  • Wear long-sleeved clothing and pants to reduce bites.
  • Sleep under mosquito nets, especially during daytime naps.
Personal Protection Measures
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Community Efforts

  • Organize clean-up drives to eliminate breeding sites.
  • Educate neighbors about dengue prevention methods.
  • Support local health campaigns and vaccination programs.
Community Efforts
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Medical Treatment

  • No specific antiviral treatment for dengue; focus on symptom relief.
  • Stay hydrated and use acetaminophen for fever (avoid aspirin).
  • Severe cases require hospitalization for fluid management.
Medical Treatment
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Myths vs. Facts

  • Myth: Dengue only affects poor areas. Fact: It can occur anywhere.
  • Myth: Dengue is contagious. Fact: It spreads only via mosquitoes.
  • Myth: Once infected, you’re immune. Fact: Multiple strains exist.
Myths vs. Facts
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Conclusion: Stay Safe

  • Prevention is key—eliminate breeding sites and protect yourself.
  • Early medical attention reduces severe dengue risks.
  • Community involvement is crucial to control dengue spread.
Conclusion: Stay Safe
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