Movement Disorders

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Signs and Symptoms


Symptoms of movement disorders often vary and fluctuate. The severity of symptoms may be affected by factors such as anxiety fatigue, medication, and stress.


Some movement disorders cause hyperkinesia (i.e., excessive spontaneous movement or abnormal involuntary movement) and others cause hypokinesia (i.e., absent or reduced ability to perform purposeful movement).

Abnormal movements may be rhythmical (e.g., essential tremor) or irregular and may be rapid an...Read the full article