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Vaping causes bronchospasm. [93] Adolescents who vaped had a higher frequency of chronic bronchitis symptoms. [133] A 2015 review reported that the long-term effects regarding respiratory flow resistance were unknown. [90] A 2014 review concluded that e-cigarettes reduced lung function, but much less than traditional cigarettes. [134]
U.S. health officials are investigating reports of 380 confirmed and probable cases of serious lung illnesses and at least six deaths linked to use of electronic cigarettes or vaping devices in 36 ...
Based on reports from several states, patients have experienced respiratory symptoms (cough, shortness of breath, or chest pain), while some have also experienced gastrointestinal symptoms (nausea, vomiting, or diarrhea) or non-specific symptoms (fatigue, fever, or weight loss). [2] Some cases reported mild to moderate gastrointestinal illness ...
Vaping-associated pulmonary injury (VAPI), [4] also known as vaping-associated lung injury (VALI) [1] or e-cigarette, or vaping, product use associated lung injury (E/VALI), [2] [a] is an umbrella term, [15] [16] used to describe lung diseases associated with the use of vaping products that can be severe and life-threatening. [3]
Nor do doctors know where they had purchased the devices or e-liquids. Some patients said they'd used e-cigarette devices to inhale both nicotine and THC, the psychoactive ingredient in marijuana.
Nicotine withdrawal itself does not cause significant physical symptoms and is not life-threatening. However, the associated cravings can be as intense as those experienced during withdrawal from other substances. Following the initial withdrawal period, many individuals experience improvements in anxiety, depression, and overall quality of life.
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 ...
Smoking most commonly leads to diseases affecting the heart and lungs and will commonly affect areas such as hands or feet. First signs of smoking-related health issues often show up as numbness in the extremities, with smoking being a major risk factor for heart attacks, chronic obstructive pulmonary disease (COPD), emphysema, and cancer, particularly lung cancer, cancers of the larynx and ...