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ab4.docxBarnoya, Joaquin, and Glantz. "Cardiovascular effects of second hand smoke nearly as large as smoking." Circulation 111.20 (2005): 2684-2698.
This excerpt discusses the main causes of smoking, which include peer pressure, ads-smoking , parental influence and self-medication reasons. The authors cite an example about the effects of smoking whereby about 443,000 early deaths in the United states between 2000 to 2004 were caused by cancer. Additionally, the excerpt highlights the use of proper channels and systems by addicts to quit smoking despite it being so hard.
