The U.S. Food and Drug Administration's recent authorization of the first fruit flavored e cigarettes approved for sale to adults 21 and over in the U.S. is raising concerns from pediatrician groups Scientists ask UN health group for strict rules on e cigarettes Yahoo News Singapore Studying e cigarettes' risk to reproductive health One Reproductive Health University of Saskatchewan Group of Teens Smokers Boy Smoking Electronic Cigarette Stock Photo Alamy The Demographics of E Cigarette Users [Part 1 of 3 Part Series] US Medical Group Calls for Total Ban on E Cigarettes, Vaping Products