blog postsMarijuana use among Illinois teens unchanged but 'cool factor' increasing, survey findsMay 20, 2019 2:15 pm by Sharita ForrestResearchShare on FacebookTweetEmailImagesThe number of Illinois teens who reported using marijuana during the past year has remained stable since 2008, but the number of high school seniors who say using it would make peers perceive them as 'cool' doubled.Share on FacebookTweetEmail