When you have lung cancer, there is a mass or a collection of cancer cells in the lungs. The cancer cells will be spreading out to other organs of the body (metastasis). What happens to the lungs is...
Lung Cancer makes your lungs dirty. Dirty lungs (also called Black Lung) makes holes in your lungs. Holes in your lungs mean that you cannot breathe as well.
Lung cancer affects the lungs. In the lungs there is a tumor. But sometimes that tumor can press againest the airways. This may cause it harder to breath. But this can also lead to the tumor pressing...