TUCSON, Arizona, Jan. 25 (TNSjou) -- The University of Arizona's Health Science issued the following news release: * * * Research by sleep scientists at the University of Arizona College of Medicine - Tucson's Department of Psychiatry shows a correlation between poor sleep and suicide risk in college-aged adults. * * * A study led by researchers in the Department of Psychiatry at the University of Arizona College of Medicine - Tucson identified a link between sleep problems and suicidal thou  more