Cognitive-Behavioral Therapy for Insomnia: A Review of the Treatment Effects on Suicide
Insomnia has been identified as a risk factor for suicide. Apart from its indirect influence on suicide risk through comorbid psychiatric illnesses, there is also strong empirical evidence that insomnia is an independent risk factor for suicide. Insomnia may affect suicide through different mechanisms, such as mood dysregulation, hopelessness, impulsivity, and sleep deprivation.
https://www.e-jsm.org/journal/view.php?number=225
