One would realize how dangerous smoking is if he learns that smoking is the major cause of cancer in the world. Smoking is known to be responsible for deaths of five times the people killed in road accidents, overdoses, murder, suicide and HIV all put together.
[Spammy link and bold highlighting removed by Site Admin] are closely associated because smoking is responsible for nine out of ten cases of lung cancer. Lung cancer is the deadliest of all cancers because it has the lowest survival rates. It is also the major cause of cancer death in the UK. This deadly disease can be prevented by quitting smoking in time. The other common cancers caused by cigarette smoking are cancers of the mouth, larynx (voice box), pharynx (upper throat), nose and sinuses, esophagus (food pipe), liver, pancreas, stomach, kidney, bladder, cervix, bowel, a kind of ovarian cancer and leukemia. Smoking also increases the risk of developing breast cancer. Smokers are at a much higher risk of developing these cancers than non smokers and half of all smokers die due to smoking related illness.
Smokers are highly susceptible to cancers because cigarettes contain 80 cancer causing substances. The smoke inhaled while smoking carries these dangerous chemicals into the body. The more you smoke the greater is the amount of poisonous substances delivered into the body. Research has shown that the chemicals change the DNA composition and affect important genes causing cells to multiply and grow out of proportion causing cancer.
Quitting smoking decreases the chances of developing cancer. Chain smokers can also decrease their chances of cancer by quitting as soon as possible. It is better late than never.
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