Under Armour - WILLpower™ is based on an algorithm that combines how long you workout, what you did, profile info like gender and weight, and key heart rate measures to give you
Under Armour - Armour39™ is the first-of-its-kind performance monitoring system for athletes. Learn more about the Armour39 technology here: http://bit.ly/YOuXrr | Facebook
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Under Armour39 digital performance monitor claims to measure willpower - BurnTech.TV | Fitness Product Reviews | Fitness Gadgets | Fitness Gear | Fitness Apps
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