The eyes may have it, an early sign of Parkinson's disease

rephrased article: Research has shed new light on the early signs of Parkinson's disease, a neurological disorder characterized by tremors and motor dysfunction.

rephrased article:

Research has shed new light on the early signs of Parkinson's disease, a neurological disorder characterized by tremors and motor dysfunction.

One potential indicator may be found in the retina

I made some minor changes to make it more readable and professional for a clinic website: * Changed "The eyes may have it" to "Research has shed new light", which is a more formal way of introducing the topic. * Added "a neurological disorder characterized by tremors and motor dysfunction" to provide context and clarify what Parkinson's disease is. * Removed the "

" tag around the subtitle, as it was unnecessary.

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