Negative health symptoms reported by youth e-cigarette users: Results from a national survey of US youth

E-cigarettes are the most prevalent tobacco product among US youth, but little is known about the health symptoms users experience. Between August 2016 and May 2017, we conducted a nationally representative cross-sectional telephone survey of 975 US youth ages 13–17. Respondents who reported ever trying e-cigarettes were asked whether they ever experienced six physical health symptoms they thought were caused by e-cigarette use. We examined...