Following are predispositions to Alzheimer\'s disease except -
Risk factors for Alzheimer's disease:- Old age, female sex, positive family history, head trauma, low educational status, depression, metabolic (diabetes, hypercholesterolemia, elevated homocysteine), hypertension, CVA (stroke), Heavy metals (mercury, aluminium), genetic factors, down's syndrome.
Down's syndrome
Head trauma
Smoking
Low education group