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This is an accepted version of this page This is the latest accepted revision, reviewed on 1 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 ...
The health effects of tobacco had been debated by users, medical experts, and governments alike since its introduction to European culture. [1] Hard evidence for the ill effects of smoking became apparent with the results of several long-term studies conducted in the early to middle twentieth century, such as the epidemiology studies of Richard Doll and pathology studies of Oscar Auerbach.
Smoking is a practice in which a substance is combusted and the resulting smoke is typically inhaled to be tasted and absorbed into the bloodstream of a person. Most commonly, the substance used is the dried leaves of the tobacco plant, which have been rolled with a small rectangle of paper into an elongated cylinder called a cigarette.
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 ...
The practice encountered criticism from its first import into the Western world onwards but embedded itself in certain strata of a number of societies before becoming widespread upon the introduction of automated cigarette-rolling apparatus. [2] [3] Smoking is the most common method of consuming tobacco, and tobacco is the most common substance ...
The first attempts to respond to the health consequences to tobacco use followed soon after the introduction of tobacco to Europe. Pope Urban VII's thirteen-day papal reign included the world's first known tobacco use restrictions in 1590 when he threatened to excommunicate anyone who "took tobacco in the porchway of or inside a church, whether it be by chewing it, smoking it with a pipe or ...
Smoking cessation (quitting smoking) is the process of discontinuing the practice of tobacco smoking. [208] Quitting can be difficult for many smokers due to the addictive nature of nicotine . [ 209 ] : 2300–2301 The addiction begins when nicotine acts on nicotinic acetylcholine receptors to release neurotransmitters such as dopamine ...
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.