Study Objectives: In most standardized approaches to cognitive behavioral therapy for
insomnia, it is commonly the case that total wake time is reduced substantially during sleep …

Background Accumulating evidence suggests that sleep duration is a critical determinant of
physical and mental health. Half of the individuals with chronic insomnia report less than …

Objective/background Cognitive behavioural therapy for insomnia (CBT-I) substantially
reduces total wake time (TWT) by the end of treatment. In contrast, total sleep time (TST) …

Abstract Subject Objective: To determine the optimal number of therapist-guided Cognitive-
Behavioral Insomnia Therapy (CBT) sessions required for treating primary sleep …

ContextUse of nonpharmacological behavioral therapy has been suggested for treatment of
chronic primary insomnia, but well-blinded, placebo-controlled trials demonstrating effective …

Background It has been suggested that insomnia patients with short sleep duration and
insomnia patients with normal sleep duration may respond differently to cognitive behavioral …

Abstract Study Objectives: To investigate whether sleep restriction therapy (SRT) is
associated with reduced objective total sleep time (TST), increased daytime somnolence …

Background: Two distinct insomnia disorder (ID) phenotypes have been proposed,
distinguished on the basis of an objective total sleep time less or more than 6 hr. In …

Cognitive behavioral therapy for insomnia (CBT-I) is a treatment with moderate to large
effects. These effects are believed to be sustained long-term, but no systematic meta …

Background: Because psychological approaches are likely to produce sustained benefits
without the risk for tolerance or adverse effects associated with pharmacologic approaches …