This book is the first to take into account the rapidly growing body of knowledge on the relation between sleep and PD. Gathering contributions from internationally recognized experts, it provides a unique source of in-depth information on sleep and circadian dysregulation in Parkinson s disease. The book is divided into two parts: the first comprises chapters on normal sleep-wake homeostasis, followed by changes that occur in PD and discussions of available tools for the assessment of sleep-wake cycles in PD. In the second part, sleep and circadian disorders associated with PD are...