Perceived threat and fear responses to e cigarette warning label messages: Results from 16 focus groups with U.S. youth and adults PLOS One Impact of the FDA flavour enforcement policy on flavoured electronic cigarette use behaviour changes Tobacco Control Thousands of unauthorized vapes are pouring into the US despite the FDA crackdown on fruity flavors AP News PDF) Electronic cigarettes: Product characterisation and design considerations The FDA is allowing vaping brand Juul to keep its e cigarettes on the market. Studies from Juul show its e cigarettes are less harmful for adult smokers, who can benefit from switching completely DOJ and FDA Announce New Task Force to Combat Illegal E Cigarettes