E-cigarettes significantly raise risk of chronic lung disease, first long-term study finds

(University of California - San Francisco) E-cigarette use significantly increases a person's risk of developing chronic lung diseases, according to new UC San Francisco research, the first longitudinal study linking e-cigarettes to respiratory illness in a sample representative of the entire US adult population. The study also found that people who used e-cigarettes and also smoked tobacco -- by far the most common pattern among adult e-cigarette users -- were at an even higher risk of developi...