In secondhand vape, scientists smell risk American Heart Association Secondhand Vape Exposure: Effects, Who's at Risk, and More Chemicals ? () 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 Is Vaping as Bad for Your Health as Smoking? Connect Community BCBSIL