Effect of second hand fumes from vaping on young lungs Secondhand Vape Exposure: Effects, Who's at Risk, and More Evidence Mounts About the Health Impact of Second Hand Vaping Bisnar Chase Debunking 7 Myths About Secondhand Smoke How secondhand smoke, thirdhand smoke & vaping affects kids Sitting somewhere when a cloud of cotton candy vapor washes over you? If you can smell the sweet scent of a vape, that's not a great sign.