By Ben Baby. Staff WriterOriginal Source: sportsday.dallasnews.comFormer Texas A&M quarterback Johnny Manziel says he's doing more to address his mental health.During an interview with ABC's Good Morning America that aired Monday, Manziel said he's taking medication as a result of being diagnosed with bipolar disorder roughly a year ago. He hopes the new approach will not only help keep him out of trouble but also help resurrect his football career."I'm working to try and make sure I don't fall back into any type of depression, because I know where that leads me, and I know how slippery of a slope that is for me," Manziel said...click here to continue reading