Many vapes contain not only cancer causing chemicals and heavy metals, but also huge amounts of nicotine, making it easier than ever for younger people to get addicted. Protect your lung health and The Dangers of Juuling Stop Cancer Fund The FDA and Juul are fighting over a vape ban, but the role of e cigarettes in the world of tobacco abuse is not clear cut U.S. Crackdown on Juul and Smoking: What to Know WSJ FDA's departing chief considers yanking nicotine vaping pods off the market Los Angeles Times