Young people who vape are 3 times more likely to take up smoking cigarettes. Vaping can lead to lung damage and can be harmful for young brains, which are still developing until Psychiatry.org E Cigarettes and Vaping ? () Although often promoted as safer than traditional cigarettes, e cigarettes still harm the body in many ways. 1. Health Risks Most vapes contain nicotine, What Does Vaping Do to Your Lungs? Johns Hopkins Medicine