E cigarette, or vaping, product use associated lung injury: a review Pneumonia Springer Nature Link What Is Vaping? Gear Diary CDC, FDA in hot pursuit of source of vaping lung injuries MDedge The safest vape is the one you never start. Flavoured vapes were designed to feel harmless: Candy taste. Fruit smell. Cool packaging. Viral aesthetics. But your lungs don't care about the flavour.