e-cigarettes = Injecting nicotine into your body without smoke?

<sarcasm>"I used to be a heroin addict I am all better now I am just a methadone addict" </sarcasm>

Nicotine reduces the lumen (diameter) of your arteries resulting in higher blood pressure -- a major cause of strokes and heart attacks.

Just stop smoking, its a bitch to do but it has major benefits.