Parkinson's Symptoms/Tachykinesia

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Tachykinesia

Rapid Movement

The following references are relevant:-

Ellis et al (2011)  Which Measures of Physical Function and Motor Impairment Best Predict Quality of Life in Parkinson’s Disease?

Ellis et al (2011) Factors Associated With Exercise Behavior in People With Parkinson Disease 

Espay et al(2012) “On” state freezing of gait in Parkinson disease - A paradoxical levodopa-induced complication 

Further Research
References