The document provides essential information about dengue fever, its transmission by the Aedes mosquito, and prevention methods. It emphasizes the importance of eliminating stagnant water to prevent mosquito breeding and includes a '10-minute mozzie wipe-out exercise' for daily mosquito control. Additionally, it outlines steps to take before going on holiday to further reduce the risk of dengue virus transmission.

1. Dengue Prevention
What you need to know…

2. Contents
1. What is dengue fever
3. Symptoms of dengue fever
• Characteristics of the Aedes mosquito
• Life cycle of the Aedes mosquito
• How the Aedes mosquito transmit diseases
• How to prevent the spread of dengue fever
• The 10-Mininute Mozzie Wipe-out Exercise
• Quiz

3. What is dengue fever?
Dengue Fever is an illness caused by
infection with a virus transmitted by the
Aedes mosquito.

4. Symptoms of Dengue Fever
Example of a skin rash due
to dengue fever

5. Do you know…
Dengue Fever (DF) and Dengue
Haemorrhagic Fever (DHF) are the most
common mosquito-borne viral disease in
the world.
It can be fatal.

6. Characteristics of the
Aedes Mosquito
One distinct physical
feature – black and
white stripes on its
body and legs.
Bites during the day.
Lays its eggs in
clean, stagnant water.
Close-up of an Aedes
mosquito

7. Only the female Aedes mosquito
feeds on blood. This is because
they need the protein found in
blood to produce eggs. Male
mosquitoes feed only on plant
nectar.
On average, a female Aedes
mosquito can lay about 300 eggs
during her life span of 14 to 21
days.
Do you know…

8. 1-2 days
Stagnant water
Pupae
4-5 days
Life cycle of the Aedes Mosquito
Larvae Eggs
2-3 days

9. How Do Aedes Mosquitoes Transmit
Diseases...
Mosquito bites and sucks
blood containing the
virus from an infected
person.
Virus is carried in its
body.
And passes the virus
to healthy people
when it bites them.

10. This is what you
can do to
help…

11. Prevent Aedes from Breeding!
Remove ALL sources of
stagnant water.
Deny the Aedes mosquito of any
chance to breed.

12. 10-Minute Mozzie
Wipe-Out
Exercise

13. Do the 10-Minute Mozzie Wipe-out everyday.
Change water in vases on alternate days.

14. Do the 10-Minute Mozzie Wipe-out everyday.
Remove water from flowerpot plates on
alternate days.

15. Do the 10-Minute Mozzie Wipe-out everyday.
Turn over all pails and water
storage containers.

16. Do the 10-Minute Mozzie Wipe-out everyday.
Cover bamboo pole holders
when

17. Do the 10-Minute Mozzie Wipe-out everyday.
Clear blockages and put Bti insecticide in roof
gutters monthly.

18. Unwanted items
Do not litter. Rubbish such as cups
and bottles cancollect rain water
and breed mosquitoes.

19. Before you leave for holidays…

20. • Cover all toilet bowls in your home.
• Seal off the overflow pipe of the flushing cistern.
• Cover all gully/floor traps.
•Add sand granular insecticide to places that
mosquitoes could potentially breed, such as flower
vases and places where stagnant water could not be
removed.
Before you leave for holidays…

21. •Clear blockages and add Bti insecticide in roof
gutters.
• Turn over all water storage containers.
•Ask a relative or close friend to check your home
regularly for stagnant water if you are going
away for a long period of time.
•Leave your contact with your neighbours or the
neighbourhood police post/ centre so that you can
be reached easily.
Before you leave for holidays…(Cont’d)

22. Spread the dengue prevention
message to others…
Let your family,
friends and
neighbours know
about the dangers of
breeding Mozzies!!

23. For more information, you can
visit the website at
www.dengue.gov.sg

24. Quiz

25. Why is the Aedes
mosquito dangerous to us?

26. ANSWER:
It can carry the dengue virus and
infect a healthy person with dengue
fever.

27. Name the 5 steps in the
10-Minute Mozzie
Wipe- out Exercise

28. ANSWER:
• Change water in vases on alternate.
• Remove water from flowerpot plates on alternate days.
• Turn over all pails and water storage containers.
• Cover bamboo pole holders when not in use.
• Clear blockages and put in Bti insecticide in roof gutters
monthly.

29. What are the things that you
should do before going for a
holiday?

30. ANSWER:
• Cover all toilet bowls in your home.
• Seal off the overflow pipe of the flushing cistern.
• Cover all gully/floor traps.
•Add sand granular insecticide to places that mosquitoes could
potentially breed, such as flower vases and places where stagnant water
could not be removed.
•Clear blockages and add Bti insecticide in roof gutters.
• Turn over all pails and water storage containers.
•Ask a relative or close friend to check your home regularly for stagnant
water if you are going away for a long period of time.
•Leave your contact with your neighbours or the neighbourhood police
post/ centre so that you can be reached easily.

31. Thank You
Jayadeva de Silva
djayadeva@gmail.c
om
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