Frontiers The new nicotine epidemic: understanding the systemic harms of e cigarettes in the adolescent population E cigarette risk perceptions an American crime scene The Counterfactual Archived Commentary Facts And Figures: E Cigarette Risk Perception And The Us Evali Outbreak Global Action to End Smoking The Hidden Dangers: E Cigarettes, Heated Tobacco, and Their Impact on Oxidative Stress and AtherosclerosisA Systematic Review and Narrative Synthesis of the Evidence Vaping refers to the act of inhaling and exhaling aerosol, often called vapor, produced by an electronic cigarette or similar device. These devices heat a liquid that usually contains nicotine, flavorings, and