Parents Guide to Vaping The Ultimate Guide If you don't vape, don't start. Most e cigarettes contain nicotine, which is highly addictive and harmful to your health, especially for teens, young adults and those who are pregnant. Learn more about Psychiatry.org Vaping is Unhealthy. Tips and Resources to Help Quit. Vaping is on the rise among young people, often seen as harmless but it carries serious health risks, including impacts on Mental Wellbeing. Recognising the signs of vaping and starting open, judgement free