Walking and Dementia in Physically Capable Elderly Men

To examine the association between walking and future risk of dementia in older men.

Prospective cohort study. SETTING AND PARTICIPANTS: Distance walked per day was assessed from 1991 to 1993 in 2257 physically capable men aged 71 to 93 years in the Honolulu-Asia Aging Study. Follow-up for incident dementia was based on neurological assessment at 2 repeat examinations (1994-1996 and 1997-1999). MAIN OUTCOME MEASURES: Overall dementia, Alzheimer disease, and vascular dementia.