Signs of parkinson's disease.
Diagnosis of Parkinson's disease depends on the presence of clinical features such as bradykinesia (slow movement), rigidity and rest tremor, but there are earlier symptoms which may include: ■ Impaired sense of smell. ■ Rapid eye movement sleep behaviour disorder, allowing the 'acting out' of dreams. ■ Constipation. ■ Depression.
The University of Portsmouth.
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