This world-first smart ring claims to track your body fat and hydration, and it’s on Kickstarter now

The best fitness trackers come in all shapes and sizes, and now it’s smart rings that are making quite the impact on the world of fitness. Smart rings have reimagined the way you can track your health and they offer a lot of impressive features for their size, whether that’s monitoring movement, sleep, or helping you make payments more conveniently. The official announcement of the Samsung Galaxy Ring has sparked the beginning of a trend in wearable tech and it’s

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