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Opponents of snus sales maintain, nevertheless, that even the low nitrosamine levels in snus cannot be completely risk-free, but snus proponents point out that, inasmuch as snus is used as a substitute for smoking or a means to quit smoking, the net overall effect is positive, similar to the effect of nicotine patches. [34]
Smokeless tobacco is a tobacco product that is used by means other than smoking. [1] Their use involves chewing, sniffing, or placing the product between gum and the cheek or lip. [ 1 ] Smokeless tobacco products are produced in various forms, such as chewing tobacco , snuff , snus , and dissolvable tobacco products. [ 2 ]
Various national and international health organizations including the World Health Organization, the US National Cancer Institute, and the UK Royal College of Physicians stated that, even if it is less dangerous than smoking, using snuff is addictive, represents a major health risk, has no safe level use, and is not a safe substitute for smoking.
The consumption of tobacco products and its harmful effects affect both smokers and non-smokers, [9] and is a major risk factor for six of the eight leading causes of deaths in the world, including respiratory diseases, cardiovascular diseases, cerebrovascular diseases, periodontal diseases, teeth decay and loss, over 20 different types or subtypes of cancers, strokes, several debilitating ...
STK typically occurs in the buccal sulcus (inside the cheek) or the labial sulcus (between the lips and the teeth) and corresponds to the site where the tobacco is held in the mouth. [6] It is painless. [7] The appearance of the lesion is variable depending upon the type of tobacco used, and the frequency and duration of use. [6]
Snus is not cured, so it can spoil much faster than cured tobacco. While tobacco-based snus is typically refrigerated for short term storage (up to a few months), it is typically frozen for longer term storage of a year or more. It can stay unrefrigerated for a week or more without spoilage.
Smoking cessation, usually called quitting smoking or stopping smoking, is the process of discontinuing tobacco smoking. [1] Tobacco smoke contains nicotine, which is addictive and can cause dependence. [2] [3] As a result, nicotine withdrawal often makes the process of quitting difficult.
They are present in trace amounts in snus. They are important carcinogens in cigarette smoke, along with combustion products and other carcinogens. [1] Among the tobacco-specific nitrosamines, nicotine-derived nitrosamine ketone (NNK) and N-nitrosonornicotine (NNN) are the most carcinogenic. [1]