Physical activity and cognition in old age

Abstract

PURPOSE OF REVIEW: With the rapid ageing of the world's population, investigating protective factors that may prevent or delay age-related disorders has become a new public health priority. Dementia is a common age-related disorder, affecting up to one in every two people reaching 80 years of age or above. Amongst the various potential 'protective factors' currently under investigation, physical activity seems to hold promise for the primary and the secondary prevention of dementia. This paper critically reviews the evidence in support of the association between exercise and cognitive decline/dementia, as reported by cohort studies or clinical trials. RECENT FINDINGS: The results of cohort s..