Gadgets for your wrist. Mostly health related.
Xiaomi Mi Band -for 13u$ the Mi Band tracks your movement (walking or running) plus sleeping pattern, and you can also use it as a smart vibrating alarm.A single charge on this waterproof device will last up to 30 days. The band doubles as a security token that automatically unlocks your phone -- likely just Xiaomi's for now -- when within proximity.
Xiaomi's $13 fitness band can also unlock your phone
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Pavlok is a habit-forming wearable that will shock you
Blocks' modular smartwatch concept is ambitious to a fault
Moov: your personal Siri coach
Movea G-series multisport wristband
Atlas Wearables Takes On Jawbone And Nike With A Smarter Exercise Tracker | TechCrunch