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Nicotine poisoning. Nicotine poisoning describes the symptoms of the toxic effects of nicotine following ingestion, inhalation, or skin contact. Nicotine poisoning can potentially be deadly, though serious or fatal overdoses are rare. [1] Historically, most cases of nicotine poisoning have been the result of use of nicotine as an insecticide.
A year after quitting, the risk of contracting heart disease is half that of a continuing smoker. [27] The health risks of smoking are not uniform across all smokers. Risks vary according to the amount of tobacco smoked, with those who smoke more at greater risk. Smoking so-called "light" cigarettes does not reduce the risk. [28]
Nicotine is named after the tobacco plant Nicotiana tabacum, which in turn is named after the French ambassador in Portugal, Jean Nicot de Villemain, who sent tobacco and seeds to Paris in 1560, presented to the French King, [194] and who promoted their medicinal use. Smoking was believed to protect against illness, particularly the plague. [194]
Nicotine withdrawal is a group of symptoms that occur in the first few weeks after stopping or decreasing use of nicotine. Symptoms include intense cravings for nicotine, anger or irritability, anxiety, depression, impatience, trouble sleeping, restlessness, hunger, and difficulty concentrating. [1] [2] [3] Withdrawal symptoms make it harder to ...
You may experience feelings of nausea after a cold or other upper respiratory tract infection, such as Covid-19, Dr. Amer says. The nausea will likely go away once you feel better, but see your ...
Most are marketed as smoke-free, hands-free alternatives to cigarettes and other tobacco products. Convenient and concealable: The dark side of Zyn and tobacco-free nicotine products Skip to main ...
Appearance. 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 ...
Nicotine dependence [notes 1] is a state of dependence upon nicotine. [1] Nicotine dependence is a chronic, relapsing disease defined as a compulsive craving to use the drug, despite social consequences, loss of control over drug intake, and emergence of withdrawal symptoms. [5] Tolerance is another component of drug dependence. [6]