A pulmonary physician’s take on vaping
Walking down the street, I sometimes see people who appear to be strolling in a cloud. These folks are wrapped in vapor they inhale from e-cigarettes — a practice called vaping.
Vaping devices first emerged in the late 1990s. They feature a battery-powered heating element that heats up liquid nicotine to create an aerosol, which is free from the toxic byproducts of cigarette combustion. In theory, this device …





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