Secondhand Vape Exposure: Effects, Who's at Risk, and More How safe is vaping? UCLA Secondhand vaping: The latest vaping health risk CNET Secondhand Smoke Social Media Message Library Tobacco Education Clearinghouse of California Secondhand Smoke Second hand E cigarette Vapour Increases Risk Of Poor Respiratory Health Study Finds Cigarette Smoke Detector Secondhand vaping may pose risk to your kids: New study