Evidence, alarm, and the debate over e-cigarettes


![][1] Although not safe, vaping nicotine represents a safer alternative to combustible cigarettes for adult smokers who cannot or will not quit smoking. PHOTO: LADYWRITER55/ISTOCKPHOTO.COM This is a moment for legitimate alarm at the intersection of two distressing but distinct epidemiological patterns involving e-cigarettes (“vaping”): an increase in vaping among youth and a…

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