E cigarette aerosol exacerbates cardiovascular oxidative stress in mice with an inactive aldehyde dehydrogenase 2 enzyme ScienceDirect Vaping immediately affects vascular health and oxygen levels, study shows, even without nicotine CNN E cigarettes should be offered to smokers, say doctors BBC News Frontiers Pulmonary Toxicity and the Pathophysiology of Electronic Cigarette, or Vaping Product, Use Associated Lung Injury