The assisted movement could mean quicker recovery and the objective data collection should reduce the amount of trial and error involved in determining a starting point for exercises.

ENGADGET: vi-RABT improves ankle rehabilitation with virtual reality and robotics

All that is very tempting: unfortunately, as they become embedded in an operation, they increase the risk of data corruption or human error.

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In his lab Pister has scaled his network to some 800 motes sending error-free data every two seconds.

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