E Cigarettes: Know the Health Risks Department of Health Is Vaping Better Than Smoking? American Heart Association The impact of e cigarette exposure on different organ systems: A review of recent evidence and future perspectives ScienceDirect Vaping is NOT Harmless. Know the long term effects before it's too late! Most e cigarette liquids contain high levels of nicotine, which is highly addictive. Despite the legal age being 21, vaping devices The Negative Impact of E Cigarette Use on Heart Health Analysis suggests e cigarette use may be linked to lower rates of smoking