Topic: diacetyl

FILE - In this April 23, 2014, file photo, Daryl Cura demonstrates an e-cigarette at Vape Store in Chicago. (AP Photo/Nam Y. Huh, File) (AP)

Lack of regulation is killing vape users

Nicole Karlis
(Getty/licsiren)

Teen smoking is back thanks to e-cigs

Nicole Karlis
(AP/Rich Pedroncelli)

Flavored vapes: Not safe to breathe

Nicole Karlis