Is Ecigarette Vapor Safe?

Smokers-turned-vapers are bound to tell you about all the ways in which they feel better since dropping their packs. Mainstream media is bound to tell you that e-cigarettes are just as bad for you as the real thing. Where does the truth lie? Ignoring this tug of war between heartfelt personal anecdotes and sensationalistic headlines, science can offer us some objectivity.