Did you know that vaping can have similar secondhand impacts just like cigarettes? It is known to be harmful and has been linked to different respiratory and cardiovascular health issues! To learn Vaping Harmless. Vape aerosol contains toxic chemicals like formaldehyde, arsenic, lead, chromium, and nickel. They damage lungs. They harm developing brains. They raise cancer risks. We 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 Psychiatry.org Vaping is Unhealthy. Tips and Resources to Help Quit.