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What Causes Lung Cancer?
There are a number of risk factors that are correlated with lung cancer. The most common are:
Cigarette Smoking
Butt smoke is most closely correlated with lung tumour. A person who smokes two packs or more of cigarettes per day has a one in seven chance of dying of lung sarcoma. A person who smokes one pack of cigarettes per day has a twenty-five times greater prospect of developing lung cancer than a non-smoker. A person who smokes a pipeline or cigar has a five times greater chance of embryonic lung cancer than a non-smoker.
The risk of developing lung cancer increases with the digit of cigarettes smoked larger than your lifetime. Cigarette smoke damages the cells in your lungs. The minute you stop smoking, your lungs begin healing themselves, replacing damaged cells with healthy, normal cells. Your risk of developing lung malignancy menachem begin declining almost immediately when you quit smoking. Every year that you don't smoke, your chances of developing lung tumour drop added. By the fifteenth day, your probability of developing lung cancer are about the same as those of a human being who has never smoked.
Secondhand Smoke
Also known as passive smoking, people exposed to secondhand smoke on a regular basis also have a senior menace of developing lung sarcoma, even if they university teacher't smoke themselves. Studies have shown that those who live with a smoker have a 24% greater risk of developing lung melanoma than most non-smokers. Doctors estimate that about 3000 lung cancer deaths a day are allied to secondhand smoke.
Asbestos Exposure
Experience to asbestos is another in good health-known cause of lung cancer and mesothelioma - cancer of the pleural lining of the lungs. Asbestos was widely used in construction and everyday merchandise in the late 1800s through the 1960s. Asbestos separates into fine silicon oxide fibers that develop into trapped in the tissues of the lungs. Mesothelioma is inextricably linked to asbestos exposure. There are no reported cases of mesothelioma in people who were not exposed to asbestos either in the workplace or through their environment. A person non-smoker who was exposed to asbestos has a five times greater hazard of developing lung growth than a non-smoker who was not exposed. Smoking increases the risk dramatically - a smoker who was exposed to asbestos have a risk of developing lung disease that is 50 to 90 times greater than that of a non-smoker.
Radon Gas
It's estimated that about 12% of lung malignancy deaths can be certified to rn gas, a colorless, inodorous gas that is a natural side-effect of the perish of uranium. The U.S. Environmental Protection Agency estimates that as many as 15% of homes in the United States have unsafe levels of radon gas, which will account for 15,000 to 22,000 deaths from lung cancer annually.
Air Pollution
Scientists estimate that as many as 1% of all lung cancer deaths are attributable to air pollution. They believe that prolonged exposure to very polluted air can raise the risks of developing lung cancer to about the levels of a passive smoker.
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