Fitness trackers – those sleek devices often strapped to wrists – are starting to become nearly as common as employee badges at some companies. But how much do they help workers? How much do they help the companies that offer the wearables to their employees? Companies say they offer them to make work more fun, improve workers’ health, boost employee productivity or save money on health insurance costs.

Fitness trackers – those sleek devices often strapped to wrists – are starting to become nearly as common as employee badges at some companies. But how much do they help workers? How much do they help the companies that offer the wearables to their employees? Companies say they offer them to make work more fun, improve workers’ health, boost employee productivity or save money on health insurance costs.