can smokeless tobacco cause copd is mainly associated with cigarette/biomass smoke Think smokeless tobacco is harmless?
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10.1056/NEJMra0809890 5 BenowitzN
That is a comparison, not a clean bill of health, and it is worth being precise about it: less harmful than smoking is not the same as harmless

Shes been a smoker for 40 years and it has definitely impacted her health, but she still lights up as soon as she wakes up in the morning, yet she makes out to the rest of our family and her workmates that shes stopped

While they primarily focus on smoking, the presence of nicotine in many e-cigarettes suggests a similar cautionary approach regarding vaping
There was a big sort of kind of paradox between her public self and her private self, says Foxworth
