Effects of Vaping on Children Dr. Mayank Shukla Blog Vapers Show Chemical Changes in Their DNA That Are Linked to Cancer Just How Harmful Is Vaping? More Evidence Is Emerging. The New York Times Vaping Safety, Smoking, Dangers, Pros, Cons, Debate, E cigarettes, & Tobacco Britannica Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN