Loss of grip in the elderly.
D000367:Age Factors; D000368:Aged; D003704:Dementia; D005260:Female; D006225:Hand / Q000502:physiology*; D006801:Humans; D008297:Male; D008568:Memory; D009042:Motivation; D009132:Muscles / Q000502:physiology; D009949:Orientation; D011581:Psychological Tests; D012044:Regression Analysis