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Conversely, Staudt et al., in a trial with healthy non-smoking subjects exposed to both nicotine-containing and nicotine-free e-cigarettes, noted genetic changes in small airway epithelial cells, alveolar macrophages, and lower airway mononuclear phagocytes after short exposure to EC aerosols

These approaches address the root causes of stress rather than masking symptoms, often leading to more sustainable long-term benefits

What to know: ETG tests are the most sensitive

ISSN 1179-2035

And teens who use e-cigarettes are more likely to take up smoking, which can lead to long-term health problems

Ranging from full-scale bans to wide availability, and from strictly regulated to completely undefined in law, the global regulatory framework for HTP is inconsistent and highly dependent on local attitudes to safer nicotine products and their role in tobacco harm reduction