About E Cigarettes (Vapes) Smoking and Tobacco Use CDC Vaping A Growing Concern Concord, MA E Cigarettes and Vape Devices NH Department of Environmental Services Vaping may raise cancer and heart disease risk, study suggests Medical research The Guardian Vaping: The new wave of nicotine addiction Cleveland Clinic Journal of Medicine Bigger, stronger, and cheaper: Disposable e cigarettes have more nicotine and are more accessible than ever