Flavored tobacco sales restrictions and e cigarette use among California high school students Full article: Cognitive and Affective Responses to the U.S. FDA E Cigarette Addiction Warning and Advertisements among Young Adults in California: Product Design, Imagery, and Use Can Vaping Cause Lung Cancer? Here's What We Know The Lung Docs A new study from the University of California, Davis, reveals that popular disposable vapes from brands like ELF Bar, Esco Bar, and Flum Pebble emit more lead than smoking 20 packs of Potential health effects of electronic cigarettes: A systematic review of case reports ScienceDirect