Smoking both traditional and e cigarettes may carry same heart risks as cigarettes alone American Heart Association Vaping Q&A: Johns Hopkins Expert on E Cigarettes and Tobacco Alternatives Johns Hopkins Bloomberg School of Public Health E Cigarettes & Vaping: Facts for Parents HealthyChildren.org E cigarettes 'Potentially as Harmful as Tobacco Cigarettes' UConn Today Another Gross Reason to Put Down the E Cigarettes American Lung Association