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He says he missed the red flags.
(Photo by ANTONI SHKRABA production via Pexels)
Jon Kelf at the 2012 London Marathon. (Jon Kelf via SWNS)
Jon Kelf takes photographs to help with his Stiff Person Syndrome. (Jon Kelf via SWNS)
The disease is a progressive disorder that causes the body and limbs to stiffen, often triggered by emotional stress or noise.