http://articles.mercola.com/sites/articles/archive/2004/11/24/nicotine-addiction.aspxNicotine addiction leads to over 4 million smoking-related deaths a year, making it the number one cause of preventable death in the world. In light of this overwhelming statistic, researchers have attempted to discover what it is about nicotine thatenCommunityServer 2008.5 SP1 (Build: 31106.3070)