E-cigarettes may be as addictive as traditional ones

Electronic cigarettes or 'e-cigs' have been touted as a tool smokers can use to wean themselves off of traditional cigarettes, which many believe are more harmful than their 'e' counterparts. But because e-cig liquid also contains nicotine and emits carcinogens, is that perception really true? One team now reports that much of the nicotine in e-cigarettes is the addictive form of the compound.

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