E-Cigarette Vapor—Even when Nicotine-Free—Found to Damage Lung Cells

Electronic cigarette (e-cig) use has now surpassed traditional cigarette use among middle and high school students, according to the Centers for Disease Control and Prevention. This leaves many parents, public health officials and consumers asking whether e-cigarettes are better or worse for lung health than traditional cigarettes. Now, a team of researchers adds its findings to others that suggest nicotine in any form is damaging to lungs
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