About E-cig 's potential impact on public health

With the look and feel of real cigarettes, electronic cigarettes are experiencing a boom in popularity. But as the product's popularity rises, so do the unknowns about its potential impact on public health.

As scientific studies on e-cigarettes attempt to catch up with their popularity, it remains to be seen if the products will be a boon to smoking cessation or a setback toward the goal of cutting out nicotine for good.

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