Vaping refers to the use of an electronic cigarette, or other vaping device, to breathe in an aerosol, often containing nicotine, flavouring and other chemicals. Unlike cigarette smoking, vaping doesn't burn tobacco. Is vaping a safe alternative to smoking? A1AD Support What is vaping? What are e cigarettes? Is it as harmless as it is made out to be? The truth is many e cigarettes contain nicotine, a highly addictive substance that can affect brain Ohio State Experts: Vaping Is Three Prong Health Threat E Cigarette, Vaping, Terminology and Facts Lower Extremity Review Magazine