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. Vaping vs. Smoking: Is One Really Safer Than the Other? UCLA study finds even short term vaping poses significant risk to health Daily Bruin Scripps Health E cigarettes remain the most commonly used tobacco product among middle and high school students in the United States, according to the Instagram