As well, longitudinal data will be required to examine the long-term safety of frequent and prolonged inhalation of propylene glycol or glycerin, with and without nicotine.
It is also not evidence that all nicotine products carry the same burden as burning tobacco
The third cigar presents it as more acidic, almost like the aroma of a red wine reduction, just as the alcohol is being burnt off
So, we don't know how that person's lungs are going to be in forty years from now like we do with cigarettes and so, it's interesting that they're like, We don't want our kids hooked on cigarettes, but vaping is okay. Which, in my opinion, I would wager those forty years from now we're going to see that vaping is probably just as bad, if not worse, for people
The atrophic WM areas in the heavy smokers were also larger and more than observed in those within the light smokers group, especially in the PC, thalamus, and midbrain ( Figure 4 )