Smoking Causes Lung Cancer

Smoking causes the majority of lung cancers in smokers. The amount of lung cancer is powerfully connected with cigarette smoking, with about 90% of lung cancers rising ,as a result of tobacco use. The risk of lung cancer rises with the number of cigarettes smoked over time; doctors state to this risk in terms of pack-years of smoking history. Doctors believe smoking causes lung cancer by damaging the cells that mark the lungs. When one breathes in cigarette smoke, which is full of cancer-causing materials, changes in the lung tissue begin almost rapidly. In the beginning one’s body may be able to heal this harm. Even so, with each frequent exposure, normal cells that line one’s lungs are gradually damaged. As time passed, the damage leads cells to act oddly and finally cancer can progress.
Doctors create treatment decisions based on which major type of lung cancer one may have. The two general types of lung cancer contains, small cell lung cancer and no small cell lung cancer. Small cell lung cancer happens almost completely in weighty smokers and is fewer common than non-small cell lung cancer. Small cell lung cancer is a sickness in which cells form in the tissues of the lung. “The lungs are a pair of cone-shaped breathing organs that are found in the chest” (General Information about Small Cell Lung Cancer). The lungs carry oxygen into the body when one breathes in and takes out carbon dioxide when one breathes