1-Finger Exercise Reveals Unexpected Limits to Dexterity (2 of 2) (VIDEO)

University of Southern California

Caption

One finger exercise: the speed of movement doesn't affect the force exerted, researchers found, contradicting theories that limitations were primarily muscular rather than issues of neural control.

Credit

Animation by Brendan Hold, copyright Francisco Valero-Cuevas 2009; used by permission, rights reserved.

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With credit to University of Southern California

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