Assertion: melatonin's use | /r/CapableOf | reduce the time
Facets:
Source sentences:
text: Some studies show that the use of exogenous melatonin can reduce the time it takes to fall asleep and may decrease the number of nighttime awakenings in some people.
text: According to the University of Maryland Medical Center, the use of melatonin supplements may reduce the time it takes to fall asleep, although research findings on its effectiveness have been mixed.