Changes in vision may be an early sign of Parkinson’s disease

Changes in vision may be an early sign of Parkinson’s disease

Changes in vision may be an early sign of Parkinson’s disease, researchers report.

Although Parkinson’s is primarily considered a motor disorder, several studies have shown non-motor symptoms, including visual changes, such as an inability to perceive colours, a change in visual acuity and reduced blinking, are common.

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