Exposure to specific types of trauma – sexual trauma, physical assault, accidents, natural disasters, and sudden violent death – increases the odds of insomnia by two to three times, according to a study in the July issue of the Journal of Clinical Sleep Medicine. Results also show that the relationship between trauma type and insomnia risk is deferentially influenced by posttraumatic stress disorder (PTSD) symptom severity and nocturnal fears.

Read the study in JCSM: The Role of Trauma Type in the Risk for Insomnia