The published research from Japan concluded that the levels of formaldehyde in vapors from high-voltage devices are "almost identical to those in traditional cigarette smoke" based on the limited scope of the study: Some carbonyls, such as formaldehyde, acetaldehyde, and acrolein in e-cigarette emissions have also been reported in other countries [32,33,34]
A recent Health Survey for England reported that 26% of current smokers stated that they wanted to reduce their consumption but were not trying to stop, and 40% stated that they smoked less than in the previous year
Tobacco-flavored vapes range from 1,500 puffs on entry-level devices to 25,000 puffs on high-capacity models
Furthermore, although the sample size was calculated based on the local smoking prevalence and was sufficient to detect significant associations, it remains relatively modest
L., St Helen, G., Liakoni, E