Tuyển tập báo cáo các nghiên cứu khoa học quốc tế ngành y học dành cho các bạn tham khảo đề tài: Debunking the claim that abstinence is usually healthier for smokers than switching to a low-risk alternative, and other observations about anti-tobacco-harm-reduction arguments | Harm Reduction Journal BioMed Central Analytic perspective Open Access Debunking the claim that abstinence is usually healthier for smokers than switching to a low-risk alternative and other observations about anti-tobacco-harm-reduction arguments Carl V Phillips Address University of Alberta School of Public Health 8215 112 St Suite 215 Edmonton AB T6G 2L9 Canada Email Carl V Phillips - cvphilo@ Published 3 November 2009 Received 2 July 2009 Accepted 3 November 2009 Harm Reduction Journal 2009 6 29 doi l 477-7517-6-29 This article is available from http content 6 1 29 2009 Phillips licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License http licenses by which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Abstract Nicotine is so desirable to many people that when they are given only the options of consuming nicotine by smoking with its high health costs and not consuming nicotine at all many opt for the former. Few smokers realize that there is a third choice non-combustion nicotine sources such as smokeless tobacco electronic cigarettes or pharmaceutical nicotine which eliminate almost all the risk while still allowing consumption of nicotine. Widespread dissemination of misleading health claims is used to prevent smokers from learning about this lifesaving option and to discourage opinion leaders from telling smokers the truth. One common misleading claim is a risk-risk comparison that has not before been quantified A smoker who would have eventually quit nicotine entirely but learns the truth about low-risk alternatives might switch to an alternative instead of quitting entirely and thus might suffer a net increase in health risk. While this has mathematical face validity a simple calculation of the tradeoff -- switching to lifelong low-risk nicotine