Thirdhand Smoke Resource Center Protecting Californians HEALTH Does vaping cause secondhand smoke? Doctors explain the side effects: Details below. Second hand vaping exposure very low compared to second hand smoking UCL News UCL University College London Secondhand Vape Exposure: Effects, Who's at Risk, and More Is Second Hand Vape Smoke Harmful Secondhand smoke and secondhand aerosol Breathing in someone else's smoke or vape isn't harmless. Secondhand smoke exposure can affect your lungs, brain, and overall health. Protect your families and yourself. Inhalar el humo o el vapor de