Vaping vs. smoking: what are the risks? Pacific Life Re 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. Juul Suspends Selling Most E Cigarette Flavors in Stores The New York Times Vaping, Environmental Toxicants Exposure, and Lung Cancer Risk Does Vaping Cause Oral Cancer? Portland Perio Implant Center Vaping harms your health Cancer Institute NSW