You can find two major areas of concern with e cigarette health. The first is cancer. Once we know, smoking is really a leading cause of cancer among adults. If you are an person with average skills, your risk for developing a cancer is relatively small. However, if you are a smoker, or certainly are a young person getting started, your risk becomes much larger. This is due to the fact that tobacco use leads to a slower metabolism, and higher levels of nicotine in the system.