Seth M. Noar, PhD (IMAGE) UNC Lineberger Comprehensive Cancer Center Caption “E-cigarettes and vaping have become a major public health concern, with nicotine addiction and other harmful outcomes looming large for youth,” said UNC Lineberger’s Seth M. Noar, PhD, the paper’s corresponding author and professor in the UNC Hussman School of Journalism and Media, where he directs the Communicating for Health Impact Lab. “The percentage of teens vaping increased from about 5% in 2011 to over 25% in 2019. That is an alarming trend, making an understanding of effective vaping prevention messages especially urgent.” Credit UNC Lineberger Comprehensive Cancer Center Usage Restrictions None License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.