Does vaping (using e cigarettes) make a difference to our health and are there harms with second hand vaping? iHealth Facts Is Secondhand Vape Smoke Bad for You? Baton Rouge General Breathing in someone else's smoke or vape isn't harmless. Secondhand exposure can affect your lungs, brain, and overall health. Protect your families and yourself. Inhalar el humo o el vapor de otra First, Second and Thirdhand Smoke: The Differences and Dangers Tobacco Stops With Me Secondhand vape exposure detectable in children's saliva, breath Contemporary Pediatrics Can I be Affected by Secondhand Vape Smoke?