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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. Tar (tobacco residue) - Wikipedia

    en.wikipedia.org/wiki/Tar_(tobacco_residue)

    Tar is the name for the resinous, combusted particulate matter made by the burning of tobacco and other plant material in the act of smoking.Tar is toxic and damages the smoker's lungs over time through various biochemical and mechanical processes. [1]

  4. Effects of nicotine on human brain development - Wikipedia

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

    How does the nicotine in e-cigarettes affect the brain? [6] Until about age 25, the brain is still growing. [6] Each time a new memory is created or a new skill is learned, stronger connections – or synapses – are built between brain cells. [6] Young people's brains build synapses faster than adult brains. [6]

  5. 5 things you never knew could damage your teeth and ruin your ...

    www.aol.com/lifestyle/5-things-never-knew-could...

    Bottled water may be a bad idea. It's not the water, but the lack of fluoride.

  6. Tobacco harm reduction - Wikipedia

    en.wikipedia.org/wiki/Tobacco_harm_reduction

    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 ...

  7. Smoker's melanosis - Wikipedia

    en.wikipedia.org/wiki/Smoker's_melanosis

    Smoker melanosis in a patient consuming 2 packs of cigarette per day. Smoking or the use of nicotine-containing drugs is the cause to Smoker's melanosis. [10] [11] Tar-components (benzopyrenes) are also known to stimulate melanocytes to melanin production, and other unknown toxic agents in tobacco may also be the cause.

  8. Epigenetic effects of smoking - Wikipedia

    en.wikipedia.org/wiki/Epigenetic_effects_of_smoking

    Though smoking leads to an overall decrease in DNA methylation, several critical genes become hypermethylated. Two of the most noteworthy of these genes are p16 and p53. These genes are critical to cell cycle regulation and were shown to have higher levels of methylation in smokers than in non smokers. [3]

  9. Health effects of snus - Wikipedia

    en.wikipedia.org/wiki/Health_effects_of_Snus

    Tobacco shop in Neuchâtel, Switzerland in 2020: Advertising for tobacco (here for snus Epok from British American Tobacco) is authorized inside the shop.. The European Union banned the sale of snus in 1992, after a 1985 World Health Organization (WHO) study concluded that "oral use of snuffs of the types used in North America and western Europe is carcinogenic to humans", [8] but a WHO ...