Parkinson's cases double in a generation - and tipped to do so again

Environmental factors and longer life expectancy likely play a role, study finds
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The global burden of Parkinson’s disease has more than doubled over the past generation — and is set to double again in the coming generation as the population ages and life expectancy increases, a study has found.

“Neurological disorders are now the leading source of disability in the world, and Parkinson’s disease is the fastest growing of these disorders,” the researchers say.