Read "Public Health Consequences of E Cigarettes" at NAP.edu The evidence is clear: Young E cigarette users suffer from respiratory symptoms American Lung Association New Method for Sampling and Analysis of Electronic Cigarette Aerosols LCGC International E Cigarette flavours can exacerbate asthma, new research finds ABC listen Avoiding Tobacco Smoke and E Cigarette Aerosol Is a Key Part of Asthma Management Asthma and Allergy Foundation of America Asthmatic teens even more likely to vape than those without the illness