Sleep disorders are integral to Parkinson's disease (PD). Insomnia, an inability to maintain
stable sleep, affects most patients and is widely rated as one of the most debilitating facets of …

Parkinson's disease (PD) is the second most common neurodegenerative disease after
Alzheimer's disease (AD). Both diseases share common clinical and pathological features …

Abstract Purpose of Review Parkinson's disease (PD) is the second most common
neurodegenerative disorder. Sleep dysfunction is one of the most common non-motor …

Impaired sleep and alertness, initially recognized by James Parkinson in his famous
monograph “An Essay on the Shaking Palsy” in 1817, is one of the most common and …

Excessive daytime sleepiness (EDS) is one of the most common sleep disorders in
Parkinson's disease (PD). It has attracted much attention due to high morbidity, poor quality …

There is a growing appreciation of the wide range of sleep–wake disturbances that occur
frequently in Parkinson's disease. These are known to be associated with a range of motor …

Following two decades of research after the first clinical reports that a sleep disturbance can
precede signs and motor symptoms of Parkinson's disease (PD)(Schenck et al., 1996) …

Parkinson's disease is a neurodegenerative disorder predominately affecting midbrain
dopaminergic neurons that results in a broad range of motor and non‐motor symptoms …

Sleep disturbances are a common non-motor feature in patients with Parkinson's disease
(PD). Early diagnosis and appropriate management are imperative for enhancing patient …

Sleep disturbances are among the most common nonmotor complications of Parkinson's
disease (PD), can present in prodromal stages, and progress with advancing disease. In …