Jimmy Dean Hartzell (works out on NuStep exercise equipment with Chris Walker, a physical therapist assistant at St. Mary's Center for Rehabilitation, Tuesday, Feb. 10, 2015. Hartzell has had two hip revisions since October 2014. (Staff Photo by BONNIE VCULEK)

Jimmy Dean HartzellNuStepChris WalkerPhysical Therapist AssistantSt. Mary's Center for RehabilitationBonnie VculekEnid