Parkinson's disease is a brain disorder. It occurs when certain nerve cells in a part of the brain called the substantia nigra die or become impaired. These cells produce dopamine, which is a vital chemical, dopamine, allows smooth function of the body and its muscles. When eight percent of the cells are destroyed or damaged signs of Parkinson's start to appear. Parkinson's disease usually affects people over the age of sixty. More than 1,000,000 people are diagnosed with Parkinson's disease in the United States. Parkinson's also can develop in young people.10 percent of the people diagnosed with Parkinson's develop symptoms before the age of 50. These symptoms go unnoticed by friends, family, and even the person who was Parkinson's. Parkinson's affects men and women in almost equal numbers. Parkinson's shows no social, racial, economic or geographic boundaries. Around 60,000 cases are diagnosed each year, adding to the 1,000,000 people that already have Parkinson's disease.......
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