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  2. Health effects of tobacco - Wikipedia

    en.wikipedia.org/wiki/Health_effects_of_tobacco

    This is an accepted version of this page This is the latest accepted revision, reviewed on 7 January 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 ...

  3. Effects of nicotine on human brain development - Wikipedia

    en.wikipedia.org/wiki/Effects_of_nicotine_on...

    A 2015 review concluded that "Nicotine acts as a gateway drug on the brain, and this effect is likely to occur whether the exposure is from smoking tobacco, passive tobacco smoke or e-cigarettes." [25] Nicotine may have a profound impact on sleep. [26] The effects on sleep vary after being intoxicated, during withdrawal, and from long-term use ...

  4. Smoking cessation - Wikipedia

    en.wikipedia.org/wiki/Smoking_cessation

    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.

  5. Smoking, drinking and physical inactivity could shave 6 years ...

    www.aol.com/lifestyle/2016-08-17-smoking...

    More than 26 percent of all deaths in Canada between 2009 and 2010 were linked to smoking -- but another poor habit was not far behind. Smoking, drinking and physical inactivity could shave 6 ...

  6. Nicotine withdrawal - Wikipedia

    en.wikipedia.org/wiki/Nicotine_withdrawal

    The brain recruits an opposing force to dampen the effects of nicotine and this causes tolerance (the reduction in the effect of nicotine). The onset of this opposing force and the fact that the brain becomes used to and dependent on nicotine to function normally is known as physical dependence. When nicotine intake is decreased, the brain's ...

  7. Nicotine dependence - Wikipedia

    en.wikipedia.org/wiki/Nicotine_dependence

    A National Institute on Drug Abuse video entitled Anyone Can Become Addicted to Drugs. [21]Nicotine dependence is defined as a neurobiological adaptation to repeated drug exposure that is manifested by highly controlled or compulsive use, the development of tolerance, experiencing withdrawal symptoms upon cessation including cravings, and an inability to quit despite harmful effects. [9]

  8. Archaeologists say tobacco consumption leaves a metabolic record that can be studied for centuries

  9. Cigarette - Wikipedia

    en.wikipedia.org/wiki/Cigarette

    Although stopping smoking can cause short-term side effects such as reversible weight gain, smoking cessation services and activities are cost-effective because of the positive health benefits. At the University of Buffalo, researchers found out that fruit and vegetable consumption can help a smoker cut down or even quit smoking [211]

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