Michael L. Perlis, PhD | Psychiatrist.com

Risk for Suicide and Homicide Peaks at Night

Original Research

Risk for Suicide and Homicide Peaks at Night

May 29, 2024

Risk for suicide and homicide is greater at night than expected based on the number of people awake at that time. Nighttime risk was greater among young adults and...

Andrew S. Tubbs, Fabian-Xosé Fernandez, Elizabeth B. Klerman, et al

Nocturnal Wakefulness and Suicide

Original Research

Nocturnal Wakefulness and Suicide

June 22, 2022

Research examining time-of-day as a potential suicide risk factor has produced mixed results. This study analyzed the time-of-day for suicide cases from the Australian population during an entire calendar...

Darren R. Mansfield, Sanjiwika Wasgewatta, Amy Reynolds, et al

Original Research

Timing of Wakefulness and Suicidal Ideation

September 21, 2021

Prior studies showed that nocturnal wakefulness is linked to suicidality, although high-risk demographics may skew the association. This study investigated if timing of wakefulness was related to suicidal ideation...

Andrew S. Tubbs, Fabian-Xosé Fernandez, Dayna A. Johnson, et al

Original Research

Nocturnal Wakefulness and Season and Method of Suicide

February 25, 2020

Insomnia is a risk factor for suicide, and suicide risk is highest at night. Read this report to learn if this nocturnal risk is affected by other variables such...

Andrew S. Tubbs, Michael L. Perlis, Mathias Basner, et al

Original Research

Circadian Pattern of Suicides in Alcohol-Dependent Individuals

October 23, 2018

Are heavy drinkers more likely to die by suicide at a particular time of the day? This study used a large database to examine circadian peaks and nadirs in...

Subhajit Chakravorty, Rachel V. Smith, Michael L. Perlis, et al

Article

Nocturnal Wakefulness and Suicide

June 22, 2016

Insomnia and nightmares have been shown to increase the risk for suicidal ideation and suicide. Could simply being awake at night be a risk factor as well? Perlis et...

Michael L. Perlis, Michael A. Grandner, Gregory K. Brown, et al

Article

Sleep-Related Risk Factors for Suicidal Ideation

December 31, 2015

Sleep abnormalities have been increasingly linked with suicidal behavior, although the exact nature of that relationship is unclear. Read this CME article to explore recent research into the relationship...

Subhajit Chakravorty, H.Y. Katy Siu, Linden Lalley-Chareczko, et al

Original Research

Brief Behavioral Therapy for Refractory Insomnia in Residual Depression: An Assessor-Blind, Randomized Controlled Trial

March 8, 2011

Norio Watanabe, Toshi A. Furukawa, Shinji Shimodera, et al

Article

Why Treat Insomnia?

February 25, 2010

In this CME article, the authors attempt to answer the question: Why treat insomnia? Their objective is to make the case that insomnia is best conceptualized as a disorder...

Sara E. Matteson-Rusby, Wilfred R. Pigeon, Philip Gehrman, et al

Original Research

Long-Term, Non-Nightly Administration of Zolpidem in the Treatment of Patients With Primary Insomnia

August 16, 2004

Michael L. Perlis, W. Vaughn McCall, Andrew D. Krystal, et al