The respiratory system is a very important system in the human body and is very essential for humans to live. Just like everything else in the world, the respiratory system can have many problems, some fatal and some not so harmful. Some of those diseases that can affect your respiratory system a...

Tobacco products kill more than 400,000 people in the United States a year. That is more than the number deaths from homicides, fires, AIDS, alcohol, car accidents, suicides, and illegal drugs put together. It is by far the number one cause of preventable death in the United States. Action should ...