What is Parkinson's disease?

Robin Williams was suffering from Parkinson's disease at the time of his death. In a new statement released today, his wife, Susan Schneider, publicly revealed the diagnosis. Robin, 63, was found dead in his Marin County, 

Fox has battled Parkinson's disease since the early 1990s and launched the Michael J. Fox Foundation — which works to find a cure for Parkinson's through funding research and ensuring the development of improved therapies for those living with the 

Robin Williams' wife says he was in the early stages of Parkinson's disease at the time of his death — but she says he wanted to keep that battle under…

Parkinson's patients often have trouble walking and talking. Symptoms include slowness of movement, a loss of balance and slurred speech. With Parkinson's disease, “you may have a decreased ability to perform unconscious movements, including blinking, 

"He was brave as he struggled with early stages of Parkinson's Disease, which he was not yet ready to share publicly."