Hey V4Lers, check out this good morning read where a group reveals it's findings on ecigs and the effect on the heart.
http://health.usnews.com/health-news/news/articles/2012/08/27/electronic-cigarettes-have-slight-impact-on-heart-study
http://health.usnews.com/health-news/news/articles/2012/08/27/electronic-cigarettes-have-slight-impact-on-heart-study