The Bottom Line on E-Cigarettes

The logic behind the use of e-cigarettes is that they’re better than traditional cigarettes and that vaping will help people quit smoking. Let’s take a look.

The major benefit attributed to e-cigarettes is less exposure to toxic chemicals resulting in fewer harmful effects. In a few of the studies on chemicals found in the nicotine liquid, some metals such as cadmium, aluminum, and nickel were identified as well as the expected ingredients such as glycol and polyethylene glycol from glycerin usually found in e-cigarette liquid as a propellant (1). We don’t know whether they . . .

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