Vaping and Electronic Cigarette Toxicity Overview and Recommendations (Project VECTOR) Intrepid Lab E cigarettes may be harmful to health an annotated graphic Engineering & Technology magazine The Effects of Vaping on Oral Health The Negative Impact of E Cigarette Use on Heart Health Vaping isn't harmless. While e cigarettes don't contain tobacco, nicotine is highly addictive and can harm brain development. E cigarettes can cause EVALIa serious lung injury linked to vaping. Symptoms like cough, chest