has revealed he has Parkinson's disease. The 82-year-old told the CBS This Morning show he was diagnosed three-and-a-half years ago but had only decided to speak about it now. "The reason I want ...

People with Parkinson's disease ... consider these two conditions to be the same disease but with different starting places in the brain. In Parkinson’s dementia the movement symptoms are the first to ...

Non-motor symptoms become more prominent as the course of Parkinson’s disease progresses and can be a major quality of life determinant. Sleep difficulty can present early in PD or even before someone ...