Sleep disturbance in patients with cancer

Patients diagnosed with cancer often experience sleep disturbance in the form of poor sleep patterns or insomnia that can start on diagnosis and continue until the end of the individual's life. The aim of this review is to discuss current definitions and theories of sleep disturbance, its prevalence, the underlying physiological and psychological correlates, measurement scales, and possible intervention and management strateg?ies. Equally important, regular assessment is worthwhile for sleep disturbance and quality of life among cancer patients. Therefore, it is advisable for health-care professionals to conduct regular assessment of sleep disturbance for cancer patients and provide appropriate management.