Vaping is a gateway to getting kids hooked on the cigarette-smoking habit, according to a new study. "It's hard to make something more risky than a cigarette but we are waiting to learn how unsafe e-cigarettes or vaping will be", said Kantrow. But it is worth noting the possibility of the study showing that an individual propensity to try vaping is correlated with the propensity to try cigarette smoking, and is not necessarily causative. Young people between 7th and 12th grades who have taken to vaping often feel that the practice is not unsafe since e-cigarettes contain nicotine, but not the tar or carbon monoxide that is present in regular tobacco cigarettes. Drawing on data collected by ... [Read more]