Assertion: chronic insomnia | /r/HasAspect | medical or psychiatric problem
Facets:
value: often
type: TEMPORAL
Source sentences:
text: Acute insomnia is often caused by stressful events, such as a death in the family, said Dr. Ulysses Magalang, director of the Sleep Disorders Program at The Ohio State University Wexner Medical Center, while chronic insomnia often has a secondary cause, such as another medical or psychiatric problem.