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Tank or adjustable e-cigarettes, as well as concentrated nicotine liquids, may deliver nicotine at levels similar to traditional cigarettes. [ 231 ] [ 12 ] [ 85 ] The American Heart Association reported in 2014 that some e-cigarette tank devices with stronger batteries achieve higher temperatures, which may raise nicotine levels. [ 206 ]
The LD 50 of nicotine is 50 mg/kg for rats and 3 mg/kg for mice. 0.5–1.0 mg/kg can be a lethal dosage for adult humans, and 0.1 mg/kg for children. [19] [20] However the widely used human LD 50 estimate of 0.5–1.0 mg/kg was questioned in a 2013 review, in light of several documented cases of humans surviving much higher doses; the 2013 review suggests that the lower limit causing fatal ...
There is concern that flavored e-cigarettes could have a similar impact on youth. [14] The extent to which teens are using e-cigarettes may lead to addiction or substance dependence in youth, is unknown. [89] A 2017 review noted that "adolescents experience symptoms of dependence at lower levels of nicotine exposure than adults.
In analyzing 51 different flavored e-cigarettes, author of the study Joseph Allen and his team found at least one of three top toxins — diacetyl, acetoin and 2,3-pentanedione — in 47 of the e ...
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Scott Gottlieb's crusade against teen use of e-cigarettes is not likely to go away.
This is an accepted version of this page This is the latest accepted revision, reviewed on 6 February 2025. Circumstances, mechanisms, and factors of tobacco consumption on human health "Health effects of smoking" and "Dangers of smoking" redirect here. For cannabis, see Effects of cannabis. For smoking crack cocaine, see Crack cocaine § Health issues. "Smoking and health" redirects here. For ...
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