The document discusses influenza (flu), a highly contagious viral infection that often causes fever and body aches. It spreads through airborne droplets when infected people cough, sneeze or talk. Common symptoms include runny nose, sore throat, cough, fever, headaches and fatigue. While antibiotics do not treat viruses like the flu, vaccination and rest can help prevent and treat the illness. Those at higher risk include young children, older adults, pregnant women and those with weak immune systems. There are different types of flu viruses that occasionally spread between animals and humans.

1. Flu (Influenza)
By: Luz Santacruz
&
Dayana Salazar.
1

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What is Influenza?
 Very
highly contagious viral infection of
the respiratory passages.
 Often causes fever, severe aching.
 Often causes epidemics

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Symptoms
Some symptoms include
 Runny or stuffy nose
 Cough and/or sore throat
 A fever of 100 F or higher fever
 Not many people get a fever when having a
cold
 Body aches and/or headaches.
 Fatigue
 Most common in
children, Nausea, vomiting, and/or diarrhea

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What causes the Flu?
 Flu
viruses travel through air when a
person sneezes, coughs or talks.
 A person can get the viruses by simply
touching an object.
 Influenza viruses are constantly changing

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Treatment
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You can treat flu symptoms with and without
medication. But it won’t make you any less
contagious
Vaccination
Antibiotics
Get plenty of rest and eat healthy

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Prevention
 Vaccination
 Everyday
prevention: good hygiene
 Antiviral drugs help prevent getting
contagious.

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The Seasonal Flu
 Seasonal
flu is a contagious respiratory
illness caused by flu virus.
 Approximately 5-20% residents get the flu
each year.
 Flu season begins from early October and
as late May.

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The Flu Season

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Who is at risk?

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Children (younger than 2)
Senior (65 and older)
People with low immune system
Changes to a pregnant woman’s immune system
can make her more sensitive for the flu. The flu can
bring her pregnancy at great risk.
People with disabilities
Travelers and people living aboard.

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Types of Flu Viruses
 H7N9
(Avian Influenza A Virus): been
detected in poulrty in China, people and
birds in the U.S
 H3N2V: does not usually infect people or
spread among people.
 H1N1(Swine Flu): it’s now a human
seasonal flu that circulates in pigs
 H5N1 (Bird Flu): serious outbreaks in
domestic poultry

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YouTube video
 http://www.youtube.com/watch?v=ksEjiD
DaLu4

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Podcast Link
 http://www2c.cdc.gov/podcasts/player.
asp?f=10109

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Resources
 www.mayoclinic.com
 www.cdc.gov
 www.flu.gov