The percentage of middle and high school students reporting that they vaped tobacco products declined to about a third of the peak levels in 2019, a new survey shows. E-Cigarettes, Teenagers and Adolescence, Regulation and Deregulation of Industry, Nicotine, Smoking and Tobacco, Centers for Disease Control and Prevention, Food and Drug Administration The percentage of middle and high school students reporting that they vaped tobacco products declined to about a third of the peak levels in 2019, a new survey shows. NYT > Business