11.01.2014 04:20 Uhr, Quelle: Engadget

Spree's head-worn fitness tracker doubles as a... sweatband

We've seen plenty of fitness watches, armbands and pedometers, but it's a rare moment when we see a pedometer that sits on your forehead. Spree believes that it's the top of your noggin that offers the most accurate physiological data, and that was

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