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hide. The health effects of electronic cigarettes (e-cigarettes) include a range of potential risks such as exposure to toxic chemicals, the possibility of increased likelihood of respiratory and cardiovascular diseases, and concerns about their possible role in cancer development. Upon their introduction, there were marketing claims that they ...
Scientists do not know how harmful e-cigarettes are over the long-term [13] [14] because it is hard to separate the effects of vaping from the effects of smoking when so many people both vape and smoke. [note 4] [15] E-cigarettes have not been used widely enough or for long enough to be sure. [16] [17] [18]
Vaping-associated pulmonary injury (VAPI), [ 4 ] also known as vaping-associated lung injury (VALI) [ 1 ] or e-cigarette, or vaping, product use associated lung injury (E/VALI), [ 2 ][ a ] is an umbrella term, [ 15 ][ 16 ] used to describe lung diseases associated with the use of vaping products that can be severe and life-threatening. [ 3 ]
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 ...
This is an accepted version of this page This is the latest accepted revision, reviewed on 23 August 2024. Device to vaporize substances for inhalation A vaporization heat wand and vaporization chamber bowl used to deliver vapor through a water pipe A vaporizer or vaporiser, colloquially known as a vape, is a device used to vaporize substances for inhalation. Plant substances can be used ...
Nicotine is a hygroscopic, colorless to yellow-brown, oily liquid, that is readily soluble in alcohol, ether or light petroleum. It is miscible with water in its neutral amine base form between 60 °C and 210 °C. It is a dibasic nitrogenous base, having K b1 =1×10 −6, K b2 =1×10 −11. [ 163 ]
The UK National Health Service concluded in November 2014, "While e-cigarettes may be safer than conventional cigarettes, we don’t yet know the long-term effects of vaping on the body. There are clinical trials in progress to test the quality, safety and effectiveness of e-cigarettes, but until these are complete, the government can’t give ...
PCP. v. t. e. Smoking cessation, usually called quitting smokingor stopping smoking, is the process of discontinuing tobacco smoking.[1] Tobacco smokecontains nicotine, which is addictiveand can cause dependence. [2][3]As a result, nicotine withdrawaloften makes the process of quitting difficult.