asbestos have a higher risk of getting lung cancer. If they also smoke, the risk is greatly increased. The type of lung cancer linked to asbestos, mesothelioma, often starts in the pleura. This type of cancer is covered in a separate American Cancer Society document. Although asbestos was used for many years, the government has now nearly stopped its use in the workplace and in home products. Besides smoking and asbestos, there are a few other risk factors for lung cancer. These include certain cancer-causing agents in the workplace, radon gas, and lung scarring from some types of pneumonia. Also, people who have had lung cancer in the past have a higher chance of having it again and, as mentioned earlier, the risk of lung cancer increases with age. Some studies have shown that the lung cells of women who smoke may develop cancer more easily than those of men. Clearly, the best way to prevent lung cancer is not to smoke or be around those who do. Young people should not start smoking, and those who already smoke should quit. Everyone, especially
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