Wristband Tracks Your Muscle Movements For Super-Precise Gesture Controls

"The MYO senses gestures and movements in two ways: 1) muscle activity, and 2) motion sensing. When sensing the muscle movements of the user, the device can detect changes in hand gesture right down to each individual finger. When tracking the positioning in space of the arm and hand, the device can detect subtle movements all directions."

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Full article:

http://www.popsci.com/gadgets/article/2013-02/gesture-control-all-your-gadgets-awesome-wristband?src=SOC&dom=tw