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What is Influenza? Edit

Influenza, also known as the seasonal flu, is a extremely contagious viral infection of the respiratory passages causing fever and severe aching.

Influenza or most commonly known as the flu is a sickness infecting the nose, throat, bronchial tubes, and lungs. People get influenza through a virus that infiltrates the respiratory system.  

How does Influenza Affect the Respiratory System? Edit

Influenza effects the lower and upper half of the respiratory system. Some cases of influenza kills off cells that line the respiratory tract. These dead cells shed which then allow the virus to infiltrate more layers of cells. The virus can also replicate and infect other cells. People with delayed immune responses can be seriously affected by influenza if not handled with cautiously. 

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=== Signs and Symptoms ===

Some signs and symptoms of Influenza are fever that comes on suddenly, chills and sweats, a headache, muscle or body aches, fatigue, a dry cough, a sore throat, sneezing, a runny nose, a stuffy nose, loss of appetite, nausea, vomiting, diarrhea, weakness, and confusion.

Diagnosis Edit

A doctor will be able to diagnose influenza from a physical exam and your symptoms. If the doctor thinks you may have pneumonia, they may take a chest x-ray.

Treatment Edit

Staying in bed and drinking a lot of fluids is usually enough to treat the flu. You can get over-the-counter pain relievers and fever reducers, which can help relieve fever and muscle aches.

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