Connie Hanzhang Jin More Teens Than Ever Are Vaping. Here's What We Know About Their Habits By Sean McMinn & Connie Hanzhang Jin • Nov 6, 2019 Three years ago, only about one in ten high school students reported having recently used e-cigarettes. But a study published this week in JAMA shows the proportion of students vaping nicotine has now grown to more than one in four. Loading...
