Silver Book Fact
Some individuals with Parkinson’s disease talk, walk, or act out dreams and nightmares in their sleep. The may inadvertently injure themselves or their bed partners in the process.
Simmons A, Tarsy D. Parkinson’s Disease in Later Life. Generations. 2006; 3: 57-63. http://www.ingentaconnect.com/contentone/asag/gen/2006/00000030/00000003/art00010