Secondhand vape plumes could form lung damaging radicals American Chemical Society While vaping is not risk free, it is less harmful than tobacco Our World in Data Researchers Warn of Potential Harm From E Cigarette Secondhand Vapor AZPM ? () Although often promoted as safer than traditional cigarettes, e cigarettes still harm the body in many ways. 1. Health Risks Most vapes contain nicotine, Secondhand Smoke and Secondhand Vaping: Both Bad for Kids University Hospitals