Antioxidants (Basel) 11(9):1829 Bitzer ZT, Goel R, Trushin N, Muscat J, Richie JP Jr (2020) Free radical production and characterization of heat-not-burn cigarettes in comparison to conventional and electronic cigarettes
Activation of alpha7 nicotinic acetylcholine receptor by nicotine selectively up-regulates cyclooxygenase-2 and prostaglandin E2 in rat microglial cultures
XD-20000 XD-20000 features a smart LED screen to monitor your vaping state
A 2014 report on a conference of the parties to the WHO Framework Convention on Tobacco Control "invites Parties to consider prohibiting or regulating [ENDS], including as tobacco products, medicinal products, consumer products, or other categories, as appropriate, taking into account a high level of protection for human health." Much depends on what is considered "appropriate," of course, but is hard to come up with a public health justification for laws that allow the sale of combustible cigarettes while banning the sale of a much less hazardous alternative.
Hearing aids are the most practical and cost-effective option