Is Vape Smoke Bad For Second Hand Evidence Mounts About the Health Impact of Second Hand Vaping Is Second Hand Vape Smoke Bad Is Secondhand Vape Smoke Bad for You? Can you get second hand smoke from a vape Have you ever breathed in secondhand vapor from a vape? What exactly are you inhaling? It turns out it's a lengthy list of chemicals. FULL STORY About one in four adults in California report being exposed to secondhand smoke or vape in the past two weeksoften on sidewalks, at home, and in recreational spaces like parks and beaches.