One simple lifestyle change that could keep your brain young

Taking the stairs really is good for you

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Cheerful Senior Couple Enjoying Summer Day on a Terrace

The thought of developing dementia as we age is a scary one - but there's one thing you can do that may help prevent it. Find out more above.

See also: Third of dementia cases 'entirely preventable'

See also: An orange a day can dramatically reduce your dementia risk