Vaping is more common among teens than ever, but other substance use has hit a historic low.

Vaping is more common among teens than ever, but other substance use has hit a historic low. A new study from the University of Michigan reports that 17.6% of eighth-graders, 32.3% of 10th-graders, and 37.3% of 12th-graders vaped in the past year—a 4-9% increase for all demos. Meanwhile, traditional cigarette use is lower than ever, with 63% of 13-17-year-olds telling Ypulse they feel vaping will replace cigarettes. Use of alcohol, heroin, MDMA, and more has also reached a new low. (CNN)