Fitbit's enterprise plan: Delivering real returns on employee wellness

treadmill-legs.gifMarci Cooper, manager of employee wellness at the Indiana University Health System, measures return on investment the same way many executives do. But she deals a different set of metrics -- BMI, average steps, and Hemoglobin A1c -- than those watched by business technology leaders.

Indiana University Health has 28,921 employees and Cooper added Fitbit's wearables and back-end services to the system's wellness program in 2014. From there, Cooper and her team created challenges to add a gamification element