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Tar contains numerous carcinogens (cancer-causing agents) and contributes to lung diseases such as emphysema and chronic bronchitis

To help us answer those questions, my colleagues and I have turned to one of the last big debates in addiction science whether tobacco is addictive

Finally, although our smoking-associated mortality hazard ratios were adjusted for several factors as in a prior study, there remains the possibility of unmeasured confounding of the relationship between smoking and mortality [29]

In summary, the results obtained from instrumental analysis regarding irritation and aroma were consistent with those from the sensory evaluation

Possible Side Effects Some people may experience a dry mouth or throat initially