3 Department of Internal Medicine, University of Kansas Medical Center, Kansas City, KS, USA Background: Viral infections are considered a major driving factor of chronic obstructive pulmonary disease (COPD) exacerbations and thus contribute to disease morbidity and mortality
Remember that in an e-cigarette, a nicotine solution is heated to 80C (compared to temperatures around 900C in a cigarette), and therefore the vapour generated does not contain carbon monoxide, nor the thousands of toxic combustion products found in cigarette smoke
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dangerous chemicals that are present in cigarette smoke What about Electronic Cigarettes
There were twenty-eight cohort studies, three case-control and two cross-sectional studies included in this systematic review
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