Vaping (IMAGE) University of Southern California Caption Surveyed teens who picked up vaping had emotional and behavioral problems that fell midway between smokers and teens who neither vaped nor smoked. Credit USC Photo/Gus Ruelas Usage Restrictions Please use credit information provided. License Licensed 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.