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. Acute effects of using an e cigarette on human health Download Table 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 Vaping vs. smoking: what are the risks? Pacific Life Re Health impacts of electronic cigarettes ANU National Centre for Epidemiology and Population Health