In secondhand vape, scientists smell risk American Heart Association Effects Of Second Hand Vape Smoke Harmful To Dogs Is Secondhand Smoke Worse Than Smoking A Early research says secondhand smoke from vaping may not be as bad as cigarettes, but it's still not harmless. https: fox59.com news national world does vaping cause secondhand smoke doctors explain the side effects Secondhand Vape Exposure: Effects, Who's at Risk, and More Secondhand Smoke vs Vape: What the Science Says Have you heard of Third Hand Smoke , When most people think about the risks of smoking, they picture first or second hand smokethe smoke you inhale or breathe when someone lights up near you. But