(CNN) Most of what we know about nicotine addiction in teens, we know from cigarettes. But experts say the technology and chemistry of vaping might pose an entirely different threat.
"It turns out that e-cigarette use by kids doesn't look the same at all," said Dr. Sharon Levy, director of the Adolescent Substance Use and Addiction Program at Boston Children's Hospital. "How you're delivering [nicotine] and how much you're delivering ... everything you change really matters."
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