There was a delay in muscle loss and brain shrinkage that lead to mental problems linked to aging.

VOA: special.2009.09.01

Somebody with a severe and profound loss of mental faculties-- the deficit will be shown correspondingly in her brain.

对于严重丧失心理官能的人来说,我们可以看到她在大脑相应部位的损伤

耶鲁公开课 - 心理学导论课程节选

That was the finding of a new study of cognitive impairment, or a loss in mental abilities.

VOA: special.2010.07.07