Smoking cancer relationship

Hazards caused by smoking:Throat cancer: Smoking causes more than 90% of cancers of the larynx.Lung Cancer: Smoking causes 87% of all lung cancer cases.Cancer of the mouth and esophagusStomach cancer: from 14 to 28 percent of deaths from stomach cancer caused by smoking.Cardiovascular disease: cause nicotine which is the main drug in tobacco shortness of blood vessels, which increases blood pressure and increased heart work and then straining.For cancer, it is expected that one out of every 3 people will develop cancer at some point in his life and that one out of every four people will die from cancer. In general and in the world, deaths that are related to smoking representing approximately 30% of all cancer deaths. Cigarette smoking is the leading cause of lung cancer, larynx, pharynx, esophagus, bladder, kidney and pancreas. The new studies have shown that there is a relationship between smoking and all cancer of the nasal cavity and stomach cancer and cervical cancer, and that there is a relationship between him and one of the types of leukemia Myeloid Leukemia.Lung Cancer:In 1999, a mortality rate associated with lung cancer, 22% of all cancer deaths. Lung cancer is associated mainly smoking since more than 80% of lung cancer deaths are the reasons for smoking. The risk of death due to smoking increases the increasing number of cigarettes smoked per day, percentage of lung cancer among smokers who smoke more than 20 cigarettes a day are 20 times compared to non-smokers. With this in mind that lung cancer in smokers is also associated with the length of time spent smoker to smoke (since the beginning of smoking). These percentages go down until you reach the normal level over the years if the smoker stops smoking altogether.Oral and pharyngeal cancer:Smoking cigarettes and pipe and cigar one of the main causes of throat cancer, oral cancer and cancer of the esophagus. About 90% of oral cancer patients have used tobacco The Balamadg or smoking. Increased incidence of these types of cancer with increasing number of cigarettes smoked and the duration of smoking. Incidence of one of the throat and larynx cancers among heavy smokers aged between 20 to 30 times the incidence among non-smokers. Hazard ratio larger increases of up to 35 times if accompanied smoking alcohol intake. People who consume tobacco and alcohol excessively high incidence, including the throat and pharynx cancer to 90%.Esophageal cancer:Tobacco smoking is one of the reasons associated with cancer of the esophagus. Increased risk with increasing number of cigarettes per day and with the length of the smoking.Bladder Cancer:Smoking is one of the main causes of bladder cancer, which could be avoided and reduce the incidence of cancer by half in the absence of smoking. As in other types of cancer, increases the risk of infection with the increase in the number of cigarettes smoked per day and with the duration of smoking. Stopping smoking reduces the risk of cancer.Pancreatic cancer:Pancreatic cancer is one of the most dangerous types of cancer most were killed is not expected to live more than 4% of patients after 5 years of its discovery. Smoking is one of the most powerful causes associated with pancreatic cancer. The increasing incidence of the disease with increased consumption of cigarettes and the length of the period. In the case of stop smoking once and for all, the infection rate drops even par with those of non-smokers after 10 years of stopping.Stomach cancer:Studies have shown that there is a close relationship between smoking and cancer of the stomach. Incidence increases with increasing number of cigarettes and duration of smoking. As in other cases, stopping smoking reduces the risk of infection with the passage of years.