Is Vaping Better Than Smoking? American Heart Association We break down the key differences between traditional cigarettes and e cigarettescovering: 1 Their compositions and ingredients. 2 The health risks associated with both. 3 Nicotine levels and addiction potential. 4 The impact As e cigarette use grows, more research needed on long term effects of vaping American Heart Association So your teenager is vaping e cigarettes should you worry? What's in an E Cigarette? American Lung Association