FDA to e cig makers: Fix 'epidemic' teen use or products may be pulled Breaking down controversial FDA decision to approve fruit flavored e cigarettes NIH funded studies show damaging effects of vaping, smoking on blood vessels National Institutes of Health (NIH) With Commissioner Under Pressure, F.D.A. Opens Door to Flavored Vapes The New York Times TENNESSEE Parents Against Vaping E cigarettes E cigs: The battle happening on nicotine's next front