"It is not known how much nicotine or other potentially harmful chemicals are inhaled by users, nor is it known whether e-cigarette use may lead to use of other tobacco products. Neither are the benefits of using e-cigarettes over traditional products known."

The Rest of the Story

In light of these findings, the best that the study authors could do to implicate electronic cigarettes as a human health hazard was to proclaim that "e-cigarettes are not emission-free." If that is the worst thing that thsee researchers can say, then it certainly doesn't appear to rise to the level of a known health hazard for which government intervention is necessary at this time.

At the time the experiment was initiated in 1932, the treatment for syphilis involved toxic drugs. However, by the 1940's, penicillin was readily available as a treatment for this infection. Nevertheless, the study continued and penicillin was not made available to these black men. Nor were they informed about the availability of the medicine or even of what disease they actually had.

Thirdhand smoke is as dangerous as active smoking, according to anti-smoking researchers at the University of California, Riverside.

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