Parkinson’s is a progressive disorder that disables the brain cells that help control movement and balance. Its cause is unknown. There is no known cure.
More than a million Americans are afflicted with Parkinson’s, with 50,000 to 60,000 new cases diagnosed every year. Each person with Parkinson’s has his or her own unique symptoms — trembling hands, stumbling gate, slurred speech, jerky movements, or an expressionless face.
It affects all the elements that are essential to an actor’s craft.