One of the first things I thought of while reading this article was Heroin. I read recently that heroin is most addicting in people who don't experience trustwo

One of the first things I thought of while reading this article was Heroin. I read recently that heroin is most addicting in people who don't experience trustworthy environments often. One of the major effects of heroin is the feeling of everything being safe and comforting. So I looked up 'heroin and oxytocin,' and this was one of the first search results. http://www.springerlink.com/content/m10w362253067642/ http://www.springerlink.com/content/m10w362253067642/