Health Effects Vaping Information, Solutions & Interventions Toolkit Stanford Medicine How tobacco* impacts your health Mass.gov 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. Perceived Health Risks of nicotine and toxins Chemicals in E Cigarettes Download Scientific Diagram Public Health Consequences of E Cigarettes