E Cigarettes: Know the Health Risks Department of Health Vaping releases toxic chemicals, including heavy metals, as well as ultrafine particles that go deep into the lungs. These increase the risk of heart and lung disorders. E cigarettes contain hazardous substances, addictive and harmful Vapes aren't just harmless mist or vaporthey can contain addictive nicotine and chemicals that can harm your lungs, brain, and overall health. Knowing the facts = making informed choices. It's important to E cigarettes may be harmful to health an annotated graphic Engineering & Technology magazine Youth Know the Risks