Nathaniel Miller, Ph.D. demonstrates how to measure the speed at which people tap their fingers, this can be used to assess slowed movement with Parkinson's Disease.

February 25, 2015 300 × 225 Nathaniel Miller, Ph.D. demonstrates how to measure the speed at which people tap their fingers, this can be used to assess slowed movement with Parkinson's Disease.

Nathaniel Miller, Ph.D. demonstrates how to measure the speed at which people tap their fingers, this can be used to assess slowed movement with Parkinson's Disease.