Mick Duplock is truly remarkable. A season ultra-runner and Comrades finisher, he developed retinitis pigmentosa (aka tunnel vision) in his fifties, leaving him unable to see. Did it stop him from running? Not likely. Instead, at 82, he says he's never been more passionate about it. 'There are lots of things that I can't do,' he says, 'but I can still run.'

If you're visually impaired and want to find a guide runner, visit: englandathletics.org/take-part/programmes/findaguide/

If you're interested in becoming a guide runner, visit: https://www.englandathletics.org/take-part/programmes/findaguide/become-a-guide-runner/

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