There have been many advances in running shoes over the years.
But thanks to a group at the University of Central Lancashire in Preston, a giant leap may just be around the corner.
They have teamed up with a firm that makes mattresses to produce a trainer with springs in the soles.
Adam McClean reports.
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Wintry flurries overnight for West Lancashire, Cumbria and North Wales. Icy stretches developing by morning. Windy and feeling bitterly cold