Academic Research


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An examination of sleep quality in veterans with a dual diagnosis of PTSD and severe mental illness

Poor sleep quality is one of the most frequently reported symptoms by veterans with Posttraumatic Stress Disorder (PTSD) and by veterans with severe mental illness (SMI; i.e., schizophrenia spectrum disorders, bipolar disorder, major depression with or without psychotic features).
Two people in a therapy session

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Why do Patients Drop-out from Cognitive Behavioral Therapy for Insomnia (CBT-I)? A Qualitative Interview Study

Although CBT-I is the recommended treatment for insomnia, it can be challenging for patients. Poor adherence often limits treatment gains. Only half of patients consistently adhere to CBT-I treatment recommendations, and up to 40% prematurely drop out of treatment.
Woman struggling to sleep

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Traumatic Event Exposure, Posttraumatic Stress Disorder, and Sleep Disturbances in a National Sample of U.S. Adults

Posttraumatic stress disorder (PTSD) is a highly prevalent, debilitating disorder found to develop after exposure to a potentially traumatic event (PTE). Individuals with PTSD often report sleep disturbances, specifically nightmares and insomnia, which are listed within the criteria for PTSD.
Man looking away

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National Estimates of Exposure to Traumatic Events and PTSD Prevalence Using DSM‐IV and DSM‐5 Criteria

Prevalence of posttraumatic stress disorder (PTSD) defined according to the American Psychiatric Association’s Diagnostic and Statistical Manual fifth edition (DSM‐5; 2013) and fourth edition (DSM‐IV; 1994) was compared in a national sample of U.S. adults (N = 2,953) recruited from an online panel.
Woman looking at the ocean

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Sleep, a Governor of Morbidity in PTSD: A Systematic Review of Biological Markers in PTSD-Related Sleep Disturbances

Sleep disturbances (SD) are the most impactful and commonly reported symptoms in post-traumatic stress disorder (PTSD). Yet, they are often resistant to primary PTSD therapies. Research has identified two distinct SDs highly prevalent in PTSD; insomnia and nightmares. Those who report SDs prior to a traumatic event are at greater risk for developing PTSD; highlighting that sleep potentially plays a role in PTSD’s pathology.
Older man looking away

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PTSD symptoms and overt attention to contextualized emotional faces: Evidence from eye tracking

Abnormal patterns of attention to emotional faces and images are proposed by theories of posttraumatic stress disorder (PTSD), and this has been demonstrated empirically.