C, no consumption
The only difference is that one of them is a non-smoker, and the other is a smoker
Given that many people use e-cigarettes as a form of smoking harm reduction or to help them with smoking cessation, we need to fully investigate the relationship between vaping products and erectile dysfunction, and potential implications for mens sexual health, Omar El - Shahawy , MD, PhD, MPH, an assistant professor in the department of population health at NYU Langone, said in a press release
Another absolutely critical principle for us was that anything we put in one of these reports has to be defensible in court
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For the study, researchers pooled data from 15 studies between 1948 and 2015 that included data about the use of at least one tobacco product other than cigarettes