"...The brain area important for spatial navigation, the hippocampus, is believed to be the first part of the brain affected in Alzheimer's disease......For instance, studies show that ambulance and taxi drivers have among the lowest rates of Alzheimer's-related mortality compared with other roles, precisely because these drivers had been using their brain more for "spatial processing", the researchers propose. It's also long been known that taxi drivers who had spent years learning the city's streets without the use of a map, have an enlarged hippocampus...."

Three enjoyable ways to slow your brain's ageing

Our brains thrive on a challenge, but it doesn't all have to be hard work to see the health benefits. Here are three simple and fun ways to protect your brain as you age.

(www.bbc.com)

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