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