5 Vaping Facts You Need to Know Johns Hopkins Medicine Secondhand Smoke and Secondhand Vaping: Both Bad for Kids University Hospitals ? () Although often promoted as safer than traditional cigarettes, e cigarettes still harm the body in many ways. 1. Health Risks Most vapes contain nicotine, Vaping: A 30 Second High Don't Forget the Bubbles Secondhand Vape Plumes Could Form Lung damaging Radicals Adults Don't Think Exposure To Secondhand Vapor From E Cigarettes Is Bad For Kids : Shots Health News : NPR