title: Collapse of sustained long standing.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001824:Body Constitution; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010807:Physical Endurance; D010809:Physical Fitness; D011187:Posture