What harm does second hand fumes from vaping cause to young lungs? Medical experts want to know ABC7 San Francisco Can Vaping Cause Cancer? What Does It Do to Your Lungs? 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 It's Not Just Cigarettes: Vape Residue Sticks on Surfaces Too Thirdhand Smoke Resource Center Symptoms Of Second hand Vape Smoke Debunking 7 Myths About Secondhand Smoke