1) the impact of Exposure to environmental tobacco smoke
Cigarettes are designed to deliver nicotine rapidly, while vaping offers more control over nicotine intake
But in the end, we confirmed that most of the changes we were seeing [reduced preterm births and improved fertility] were linked to reductions in air pollution due to shuttering coal- and oil-fired plants. In Beijing when air pollution spiked, it reached levels equal to huffing 25 cigarettes daily
40 were excluded for being duplicate packs, 11 were excluded for being promotional items or roll-your-own cigarettes, two packs were excluded for being illicit, and 30 packs were excluded because they displayed a previously rotated health warning
John U, Meyer C, Hanke M, Volzke H, Schumann A
13, 2005 may have a bit more momentum than past efforts