Assertion: insomnia's problem | /r/HasProperty | chronic
Facets:
Source sentences:
text: But for ten percent of the population, insomnia is a chronic problem defined as difficulty with sleep at least three times per week, for at least three months.
text: For others, insomnia is a chronic problem that affects mood, daytime alertness and performance, and emotional and physical health.
text: Although nearly everyone experiences temporary sleep problems during times of stress, for some individuals, insomnia develops into a chronic problem.