E-cigarettes: a rapidly growing Internet phenomenon.

摘要: Electronic cigarettes (e-cigarettes) aerosolize nicotine and produce a vapor that emulates of but purportedly has fewer traditional toxins than secondhand smoke. Although e-cigarettes are widely sold online by retailers, new research suggests they may contain unexpected provide unreliable delivery. Many countries have already banned or strictly regulated e-cigarettes. Currently in the United States, exempt from regulation as drug-delivery devices. Meanwhile, presence on Internet, including Web searches, virtual user communities, stores where people sell commission, is increasing rapidly. Physicians should be aware popularity, questionable efficacy claims, safety concerns so counsel patients against use advocate for to inform an evidence-based regulatory approach.