Compensatory puffing increases harmful chemical intake, defeating the purpose
Tobacco Exposures of Interest Participants reported lifetime and past 30-day (P30D) use of combusted tobacco products (cigarettes, traditional cigars, cigarillos, filtered cigars, pipes, and hookah) and noncombusted tobacco products (snus pouches, other smokeless tobacco [loose snus, moist snuff, dip, spit, chewing tobacco], and e-cigarettes) at each wave
In men, normal total testosterone levels typically range from 300 to 1,000 nanograms per deciliter (ng/dL)
A randomized controlled trial found that by exposing youth without prior smoking history ( N = 417) to e-cigarette advertising (four advertisements), they were more likely to select e-cigarettes and have positive attitudes toward them relative to controls not exposed to this advertising 13