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Cotinine has an in vivo half-life of approximately 20 hours, and is typically detectable for several days (up to one week) after the use of tobacco. The level of cotinine in the blood, saliva, and urine is proportionate to the amount of exposure to tobacco smoke, so it is a valuable indicator of tobacco smoke exposure, including secondary (passive) smoke. [14]
Green Tobacco Sickness is characterized by a wide range of symptoms, including nausea, vomiting, headache, dizziness, and severe weakness. [4] These symptoms may be accompanied by fluctuations in blood pressure or heart rate. Abdominal cramping, chills, increased sweating, salivation and difficulty breathing are also common. [5]
Studies have shown that third-hand smoke clings to many things such as hair, skin, clothes, furniture, drapes, walls, bedding, carpets, dust, vehicles and other surfaces, even long after smoking has stopped [citation needed]. Individuals at risk such as infants, children and nonsmoking adults may suffer tobacco-related health problems when they ...
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 ...
A study conducted by I-Hsin Lin of the Chung Shan Medical University in Taiwan found that drinking green tea can help to counteract the lung cancer causing damage wrought by smoking cigarettes.
Berberine offers many potential benefits, from weight loss support to blood sugar regulation, says Alma Simmons, a registered dietitian nutritionist at The Ohio State University Wexner Medical Center.
The LD 50 of nicotine is 50 mg/kg for rats and 3 mg/kg for mice. 0.5–1.0 mg/kg can be a lethal dosage for adult humans, and 0.1 mg/kg for children. [19] [20] However the widely used human LD 50 estimate of 0.5–1.0 mg/kg was questioned in a 2013 review, in light of several documented cases of humans surviving much higher doses; the 2013 review suggests that the lower limit causing fatal ...
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