Assertion: fatigue | /r/HasProperty | difficult
Facets:
value: generally
type: DEGREE
Source sentences:
text: Fatigue can be difficult for family members and friends to understand, because it is invisible to others.
text: Although a 2010 research review states that 33 to 88 percent of people with HIV experience fatigue, estimates vary as fatigue is difficult to define and measure.
text: Fatigue is generally difficult to investigate on a systematic basis and to code in databases.