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 Does cannabis create thirdhand smoke? Thirdhand Smoke Resource Center E Cigs and Second Hand Vaping: Dangers and Protections Secondhand Vape Exposure: Effects, Who's at Risk, and More Can You Get Secondhand Smoke From a Vape or E Cigarette?