Parkinson’s disease (PD) which involves the death and malfunction of vital nerve cells in the brain, called neurons. This usually occurs in a part of the brain called the substantia nigra. It leads to a reduction in a chemical called dopamine in the brain. Dopamine plays a vital role in regulating the movement of the..
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Parkinson’s disease (PD) is a chronic and progressive neurodegenerative brain disorder, read on for more information about PD.
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