5 Ways Harrison Barnes Stays on Top of His Game—Even When He’s Off the Court Posted Oct 11, 2017 Harrison Barnes saw his role change when he came to the Dallas Mavericks and has adjusted his training to improve at that new role, Mark Cuban recently told Dalton Trigg of SB Nation. “It’s not easy. But he puts everything into getting there. What does “everything” entail? Barnes discusses some of the small things he does to stay healthy in the off season. (Fitbit.com)