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New research reveals that people with a history of methamphetamine dependence face a startling elevated risk of developing Parkinson’s disease or related movement disorders later in life. Key Facts: Individuals dependent on methamphetamine had almost 3 times t…
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Our brains contain around 100 billion neurons communicating through an intricate web of connections. This complex circuitry controls everything we think, feel, and do. But sometimes things can go wrong, leading to neurological disorders like epilepsy, Parkinso…
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Deep brain stimulation (DBS) is an effective but not perfect therapy. A large new study found that over 4-7 years, a majority of patients experienced adverse events, though most were not severe. Key facts: 86% of 123 DBS patients experienced adverse events ove…
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Parkinson’s disease (PD) is a neurodegenerative disorder characterized by the loss of dopamine-producing neurons. Dopamine plays an important role in PD development. Here are some key facts: Dopamine is a chemical messenger in the brain involved in movement, m…
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A new study in mice shows how the immune system may play a role in the early gastrointestinal symptoms of Parkinson’s disease, decades before movement problems develop. Researchers found that injecting a specific piece of the alpha-synuclein protein into genet…
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A new neurology study provides compelling evidence that retinal imaging can detect Parkinson’s disease years before diagnosis. Researchers found thinning of two inner retinal layers – the ganglion cell-inner plexiform layer (GCIPL) and inner nuclear layer (INL…
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