A January 2012 published study from the United States shows that nicotine replacement therapies (NRTs), such as nicotine patches, are no better than "going cold turkey" at preventing the relapse back to smoking after quitting.
First of all, Let me tell the similarities between electronic cigarettes and regular cigarettes. Just similarities are the fact that they look the same, have the same, have nicotine, and according organization taste no exception. There furthermore different strengths of nicotine you consider. It is pretty much everything a person could want from a cigarette.