According to this recent Health Day News report, getting more sleep may help with Parkinson's symptoms. "Sleep seems to improve the motor function of people with Parkinson's disease, researchers have found.
This "sleep benefit" occurs for some patients even though they are without their medication while sleeping, the study authors said. However, how sleep helps patients' motor function remains unclear, and not all Parkinson's patients experience this improvement, according to the report, published in the June issue of the Journal of Parkinson's Disease." MORE 
Do you get enough sleep? Can you tell a difference if you don't get enough?