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New Polar A370 Fitness Tracker has continuous HRM and advanced sleep tracking - endurancebusiness.com
Polar has introduced Polar A370, a fitness tracker with Polar 24/7 continuous wrist-based heart rate and advanced Polar Sleep Plus analytics. By combining daily activity goal guidance with Polar Sleep Plus, Polar A370 aims to deliver a complete picture of the user’s fitness based on the intersection of activity, rest and recovery. Polar A370’s design …