Assertion: insomnia | /r/HasProperty | characterized
Facets:
value: by having trouble
type: CAUSE
value: by waking up frequently at night
type: MANNER
value: by having recurring difficulty
type: CAUSE
value: sometimes
type: TEMPORAL
value: based on its duration
type: OTHER
Source sentences:
text: Insomnia may be characterized based on its duration.
text: Sometimes, insomnia is characterized by waking up frequently at night for no apparent reason; the frequent disruptions in sleep can reinforce the problem, making it so that a person can't sleep and a vicious cycle ensues.
text: Insomnia is a common sleep disorder that is characterized by having recurring difficulty sleeping, including falling asleep and staying asleep.
text: Insomnia is characterized by having trouble falling asleep or staying asleep, waking too early and feeling unrested.