Are There Any Health Dangers With Vaping? 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 Know the Risks: E cigarettes and Young People Community Commons First comparison of dangers of tobacco cigarettes, e cigarettes and waterpipes Health impacts of electronic cigarettes ANU National Centre for Epidemiology and Population Health