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INFLUENZA

Flu "Infuenza" De nition, Symptoms, Causes,Treatment, re!ention

De nitions Flu "Infuenza"

Infuenza is a viral in ection that attacks the respiratory system, includingthe nose, throat, bronchial and lung.

I you have the fu, you will eel unwell or a ew days, but you probablywill not experience complications rom other diseases or you may requirehospital treatment. I you have a weak immune system or chronic disease,the fu can be atal. For those with a high risk o fu, then the rst line ode ense is the in!ection " annual fu vaccine.#$%&'(%# Flu )Infuenza)

*ctually, fu like the common cold with runny nose, sneezing and swellingo the throat. +ut colds usually develop slowly, and the fu came suddenly.*lthough colds can be a nuisance, you are usually more concerned aboutthe fu.

#ome o the signs and symptoms that are common to the fu

- Fever over / 0elsius in adults, and o ten up to 1.2 0elsius to 34.20elsius in children.- 0hills and sweating.- 5ry cough.- %uscle pain, especially in the back, arms and legs- Fatigue and weakness- 6asal congestion- 7oss o appetite- 5iarrhea and vomiting in children

Causes # $is% Fa&tors

0ause Flu )Infuenza)

'he fu virus spreads through the air when an in ected person coughs,sneezes, or talking. $ou can inhale the virus directly, or through an ob!ectsuch as a telephone or a computer keyboard, and then deliver them to the

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eyes, nose or mouth.

Flu is caused by three types o viruses 8 infuenza *, +, and 0. 'ype *causes deadly fu pandemic 9an epidemic in the hemisphere: is attackedevery ;4 to 34 years. 'ype + causes a pandemic with a smaller scale. 'ype* or + can cause the fu every winter circulation. 'ype 0 is neverassociated with a large epidemic.

'ype 0 is quite stable, but types * and + are constantly changing andraises new concerns or the community on a regular basis. (nce you havethe fu, the antibodies will suppress the cause, but it will not protect you

rom the virus that has mutated. 'hat is why doctors recommend a fushot every year.

$is% 'a&tors Flu "Infuenza"

Increased risk o fu or complicating i you

- In ants or children- *ged over 24 years-

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eDective between E4 to 14 to protect.

It is less eDectiveness in adults.