Lung Tonifying and Decongestion. Releif and Prevention

Lets talk a little about your lungs. Your lungs are much bigger than one thinks at least as far as surface area is concerned. I have seen it quoted that your lungs total surface area is about as big as a tennis court. The area that creates the largest part of the surface area gets down to 1 cell thick so that Oxygen and Carbon Dioxide can pass between them freely. This makes for a delicate area, and a possibility...