Is Secondhand Vape Smoke Bad for You? Baton Rouge General Tobacco Smoke, Vaping, and Asthma AAFA.org Is Second Hand Vapor from E Cigarettes Dangerous? [Infographic] Techno FAQ E Cigs and Second Hand Vaping: Dangers and Protections ? () Although often promoted as safer than traditional cigarettes, e cigarettes still harm the body in many ways. 1. Health Risks Most vapes contain nicotine, Do electronic cigarettes create thirdhand chemical residue? Thirdhand Smoke Resource Center