In secondhand vape, scientists smell risk American Heart Association ? () Although often promoted as safer than traditional cigarettes, e cigarettes still harm the body in many ways. 1. Health Risks Most vapes contain nicotine, Debunking 7 Myths About Secondhand Smoke Have you ever breathed in secondhand vapor from a vape? What exactly are you inhaling? It turns out it's a lengthy list of chemicals. FULL STORY The health risks of secondhand smoke are widely understood. But what about secondhand vaping?