Polar is bringing its fitness tracking tech to rival watches

Polar isn't as big a name in fitness watches as competitors like Garmin, but it believes it has a way to extend its footprint: license its technology to those rivals. The company is now making 25 fitness algorithms available to some companies. "Powered by Polar" watches can use the brand's activity, health and sleep tracking know-how in combination with their own hardware and services. Third parties won't have to pour years of research into their products just to get started, Polar claims. The f...