麻豆社

Scientists know that walking does not only involve the parts of the brain responsible for movement, but also many of the higher functioning areas like the pre-frontal cortex, the parietal cortex and the hippocampus - vital for spatial memory. Professor Lynn Rochester from Newcastle University explains how tiny - almost imperceptible - changes to our pattern of walking could be a sign of problems developing deep within the brain.

First broadcast on World at One.