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At times we can take the smallest things for granted. Can you imagine having difficulties breathing? There are several things in the air that can affect the human body respiratory system. The Respiratory System is the system in the body that deals with supplying the blood with oxygen so that the blood can deliver oxygen to all parts of the body. The respiratory system does this through breathing. There are several diseases that can attack the respiratory system; I will discuss how Influenza affects the respiratory system in this paper.
We need to know does the respiratory system work within inside of the human body. The organs inside the respiratory system are the lungs, nose, trachea, and bronchi. Your lungs make up one of the largest organs in your body, and they work with your respiratory system to allow you to take in fresh air, get rid of stale air, and even talk. The Respiratory System is the system in the body that deals with supplying the blood with oxygen so that the blood can deliver oxygen to all parts of the body. The respiratory system does this through breathing.
What is influenza? According to CDC, “Influenza is a viral infection that attacks your respiratory system — your nose, throat and lungs. Influenza, commonly called the flu.” The term Influenza comes from the Latin word "influentia", first used by the Italians in the 1600's. Influenza is a contagious respiratory illness caused by influenza viruses. There are several ways a person can get infected with influenza. The most common way is through air by coughs or sneezes. It has been noted that influenza be transmitted by direct contact with bird droppings, nasal secretions, or contact with contaminated surfaces. It can cause mild to severe illness.
Since we have the background of the respiratory system and influenza viruses, let explore how it affects the human body. According to the U.S. Centers for Disease Control and Prevention (CDC), 5 to 20 percent of Americans contract the influenza

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