Strong legs help keep brain healthy in old age, study finds

Researchers find leg muscle force to be more closely linked to age-related changes in mental function than any other lifestyle factor tested

Anyone who doubts the intellectual prowess of high-profile footballers might have to think again. Scientists have discovered a link between strong legs and a fit brain that resists the effects of ageing.

Researchers found a "striking protective relationship" between high leg power and better preserved mental ability and brain structure over a period of 10 years.