Over the past decade a kind of brain surgery known as deep-brain stimulation (DBS) has helped some Parkinson's disease sufferers develop better control of their physical movements. But the risks that come with the invasive procedure--not to mention the costs--keep physicians and patients cautious. The treatment is usually indicated when medicine no longer addresses the neurodegenerative disorder's symptoms effectively. Now, a new study from European researchers indicates that deep-brain stimulation's benefits are just as promising for people in the earlier stages of Parkinson's.
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