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Parkinsons disease impacts up to 1.5 million Americans, according to Brown University(n.d.). The cause is unknown. Is has been debated on whether it is caused by genetics, or by environmental toxins. -M.M.

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βˆ™ 15y ago
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βˆ™ 15y ago

Parkinson's disease is quite common. In Great Britain for instance 1 in 500 people have it (see the link below for more info)

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βˆ™ 12y ago

1% of the population over the age of 50

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Q: How frequent is Parkinson's disease?
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