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14 October 2010

Walk 9km a week to save memory

Walking about 9km a week appears to protect against brain shrinkage in old age, which in turn helps stem the onset of memory problems and cognitive decline, new research reveals.

Walking about 9km a week appears to protect against brain shrinkage in old age, which in turn helps stem the onset of memory problems and cognitive decline, new research reveals.

Erickson and his colleagues began tracking the physical activity and cognitive (or thinking) patterns of nearly 300 adults in 1989. At the start, all participants were in good cognitive health, they averaged 78 years old and about two-thirds were women. The researchers charted how many blocks each person walked in a week.

The findings

 
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