NHMRC delivers assessment on electronic cigarettes Lung Health Promotion Centre Health effects and known pathology associated with the use of E cigarettes ScienceDirect FDA Tobacco Education & Prevention Resources: Posters, Flyers, & More Vaping and E Cigarettes: A Toolkit for Working With Youth Vaping: Know the Dangers Rady Children's Health Vaping has become common, but it's important to know what you're inhaling. Many e cigarettes contain nicotine, heavy metals like nickel and lead, and chemicals that can harm your lungs and overall health.