title: Changes in psychological state measures and time of day.
mesh_terms: D000293:Adolescent; D001007:Anxiety; D001143:Arousal; D002648:Child; D002940:Circadian Rhythm; D003863:Depression / Q000175:diagnosis; D004777:Environment; D005120:Extraversion, Psychological; D005221:Fatigue; D005260:Female; D006801:Humans; D008297:Male; D010551:Personality; D011581:Psychological Tests; D012043:Regression, Psychology; D012647:Self-Assessment; D012737:Sex Factors; D013315:Stress, Psychological