F.D.A. Cracks Down on Sales of E-Cigarettes to Minors The agency issues warning letters to retailers not to sell to teenagers and demanded that the manufacturer JUUL submit marketing and research documents. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Global Health: The World Needs a Urine Test for TB. But It’s Already Here.Global Health: An Island Nation Starts an Experiment: Vaccines Delivered by DroneNASA asteroid WARNING: Giant space rock barrelling on 'Earth Close Approach' TONIGHTNebraska Petition Seeks Medical Marijuana Ballot Measure in 2020Trilobites: Feathers and Fur Fly Over Pterosaur Fossil FindingWinter Solstice 2018: When is the Winter Solstice? Is it the longest night of the year?