The 4th Annual 2014 Healthiest You Challenge presented by UNC Health Care is offering our listeners a chance to be part of a free, six-week program presented by 97.9 FM WCHL and and coordinated by the UNC Wellness Centers at Meadowmont and UNC Wellness Centers at Northwest Cary. On Tuesday, team members and WCHL staff kicked off the Challenge at UNC Wellness Center in anticipation of the event.