BlackBerry Thumb: Real Illness or Just Another Dumb Injury?

Posted on February 26, 2005 by Alexander D. Nirenstein
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A new injury may be on the horizon for all you BlackBerry users.

Whatever your thumb-typing speed, lots of messages mean lots of repetitive thumb motions. And that could mean trouble, says Alan Hedge, PhD, director of the human factors and ergonomics research group at Cornell University in Ithaca, N.Y. Click here for the full article.

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