The University of Queensland Jul 1 2025 Young people with friends who vape are 15 times more likely to use e-cigarettes, and more adolescents are turning to illicit cannabis products, University of Queensland research has found. In two separate UQ-led studies, researchers have uncovered vaping trends, including a significant increase in the number of young people who don't know what they're inhaling. In one study, PhD candidate Jack Chung from UQ's National Centre For Youth Substance Use