While e cigarettes, or vapes, may contain fewer chemicals than regular cigarettes, they are still NOT safe. E cigarettes contain harmful chemicals. 99% of e cigarettes contain nicotine, making them highly addictive. Visit https: t.co 1y8cZxtgFQ to Is Vaping Safe? Brookings Health System High Quality Healthcare E Cigarettes: A Review on Composition, Safety, and Efficacy as Smoking Cessation Aids InfantRisk Center Vaping and Electronic Cigarette (E Cigarette) Products Cattaraugus County Website E cigarettes and health here's what the evidence actually says Vox E Cigarettes Are Safer, but Not Exactly Safe The New York Times