UnitedHealth Group Inc. jumped the most in more than three years after raising its full-year profit forecast, signaling the health insurer is turning a corner after losses related to Affordable Care Act markets weighed down results this year. http://www.employeebenefitadviser.com/news/unitedhealth-jumps-on-outlook-as-it-puts-aca-woes-in-past?feed=00000152-175e-d933-a573-ff5ef1df0000