(AP Photo/Steven Senne, File) In this April 11, 2018, photo, a high school student uses a vaping device near a school campus in Cambridge, Mass. Schools have been wrestling with how to balance discipline with treatment in their response to the soaring numbers of vaping students. Using e-cigarettes, often called vaping, has now overtaken smoking traditional cigarettes in popularity among students, says the Centers for Disease Control and Prevention. Last year, one in five U.S. high school students reported vaping the previous month, according to a CDC survey.