E-cigarette aerosol is not harmless water vapor, the report says
Juul use was positively, albeit non-significantly associated (vs Alto use) with smoking abstinence among those aged 30 years (AOR=1.34), whereas it was negatively, albeit also non-significantly associated with smoking abstinence among young adults (aged 1829 years) (AOR=0.20) (Model 2b)
[4] It can still have health consequences even after long use, so it would be good to treat it as a temporary means and not as a permanent solution
The more we can increase the diversity of tissues and number of samples from more people, the more we can learn. The study, The association of cigarette smoking with DNA methylation and gene expression in human tissue samples, was supported by the National Institutes of Health (grants U01 HG007601, R35 ES028379, R01 GM108711, and U24 CA210993)
It thus stands to reason that people will only come in contact with cigar smoking after becoming celebrities and increasingly socializing in the relevant circles and social classes