The Relation between Tobacco Smoking and Lung Cancer
Tobacco smoking is life threatening. Over 4000 chemicals each cigar contains which it has been improved over the past 30 years. Many of them are toxic, poisonous, and invincible enough to cause different types of lung cancer either in a benign or malignant condition, followed by a high probability of fatal conditions. The most common cause of cancer death in men and second most common in women after breast cancer is lung cancer or lung tumor [1]. Worldwide in 2012 lung cancer resulted in 1.6 million deaths. Among the tremendous amount of chemicals found within a cigar, there are crucial chemicals that have been considered the top carcinogenic agents of tobacco smoking.
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Tobacco smoking is a widely distributed public health problem and it is the leading cause of lung cancer. The incidence from lung cancer is trying to be controlled and reduced over the past years and the coming years in certain regions around the world due to decades of tobacco control policies and public education; meanwhile in other regions its uncontrolled and the mortality from lung cancer is expected to increase over the coming years because of the long term smokers which their ages range between 45-54 years, as nicotine is responsible for the uncontrollable addiction. For instance, in the US, new cases of lung cancer were estimated and they were 121,680 for men and 112,350 for women, for a total of 234,030, the equivalent of 641 lung cancers per day.
