It is produced mainly by the release of smoke from the burning tip of a cigarette between puffs and the smoke exhaled by the smoker
Vitamin E acetate, an additive to THC-containing e-cigarette or vaping products was strongly associated with the outbreak
This review aims to discuss the significant effect that E-cig use has on the BC tumor microenvironment, which ultimately leads to enhanced tumor malignancy and metastasis, with an emphasis on the impact that E-cig use has on the crosstalk between cancer and immune cells, as well as the potential underlying mechanisms that drive this aggressive phenotype of BC
9 , 25 , 26 The effectiveness of warning labels in communicating health effects suggests that warnings could also be used to address knowledge deficits in other areas, such as filter ventilation, the risks of light or lowtar cigarettes, and the effects of behavioural compensation
This assumes a consistent nicotine delivery per puff, which may not always be the case due to variations in inhalation depth and frequency
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