The Dangers of e Cigarettes: Evidence Builds Challenges in COPD Asthma, E cigs and Vaping: what you need to know Allergy Asthma Care and Prevention Center Read "Public Health Consequences of E Cigarettes" at NAP.edu A new study published in Nicotine & Tobacco Research found that those using e cigarettes alone were more than twice as likely to develop COPD than people who didn't use any tobacco products,