Another Gross Reason to Put Down the E Cigarettes American Lung Association E cigarettes can help people quit smoking but may be gateway for non smokers, studies suggest ABC News E Cigarette Use After Smoking May Raise Risk for Lung Cancer www.PhysiciansWeekly.com E Cigarettes (Vapes) Smoking and Tobacco Use CDC E cigarette smokers at higher risk of suffering heart attack, stroke: Public health expert