Do you know what's in a vape? Will Vaping Lead Teens to Smoking Cigarettes? Johns Hopkins Medicine 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 E Cigarettes and Vaping OHSU The dangers of vaping Baylor College of Medicine Blog Network How Smoking vs. Vaping Affects the Eyes