Scripps Health E cigarettes remain the most commonly used tobacco product among middle and high school students in the United States, according to the Instagram Vaping vs. Smoking: What Can You Expect When You Make the Switch? 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 Can You Fail A Drug Test From Secondhand Smoke? The Sanctuary Vaping just once raises oxidative stress levels in nonsmokers, increasing disease risk UCLA Can You Get Secondhand Smoke from Vaping? Understanding the Risks