What you need to know about e-cigarettes

As tobacco use continues its inexorable fall from grace, a growing number of people are turning to electronic cigarettes. These nifty electrical inhalers are being seen — and sometimes even marketed — as a "healthier" alternative to smoking tobacco. But are they really a viable alternative to cigarettes, or just a… » 12/14/12 11:00am 12/14/12 11:00am